The exterior angles of a quadrilateral have measures of 90°, 38°, 3x°, and x°. Find the value of x.
x=?

Answers

Answer 1

Answer:

58

Step-by-step explanation:

The sum of the exterior angles ALWAYS measures 360 degrees, meaning that 90+38+3x+x = 360

This means that 128 + 4x =360, meaning that 4x = 232.

That makes x = 58

Answer 2
Final answer:

To find the value of x, we can use the fact that the sum of the exterior angles of any polygon is always 360 degrees. So, solving the equation 90 + 38 + 3x + x = 360 will give us the value of x, which is 58.

Explanation:

To find the value of x, we can use the fact that the sum of the exterior angles of any polygon is always 360 degrees.

So, we have the equation:

90 + 38 + 3x + x = 360

Combine like terms:

4x + 128 = 360

Subtract 128 from both sides:

4x = 232

Divide by 4:

x = 58

Therefore, the value of x is 58.

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Related Questions

Morgan’s mom wants to borrow $720 to buy a new computer. The store will charge her 8% simple interest for one year. How much will she have to pay back if she pays the full amount in one year?

Answers

Answer:

$770.60

Step-by-step explanation:

Simple interest is the same amount every year.

So first you work out 10%, then 5%, and then 1% which then you x3 to get 3%

10% = 72

5% = 36

1% = 7.2

3% = 14. 6

you then add together the 5% and the 3% to get the simple interest, which is

50.6

then you add the simple interest and the money she borrowed and that is your answer

720 + 50.6 = 770.60

Answer:

$900

Step-by-step explanation:

Imani bought books for college and paid 35% of the total cost. Her parents paid the remaining balance of $438.75. The total cost for Imani’s books was $

Answers

Answer:

[tex]\$675[/tex]

Step-by-step explanation:

Remember that

[tex]100\%-35\%=65\%=65/100=0.65[/tex]

Let

x ----> the total cost of the books

we know that

The total cost of the book multiplied by 0.65 must be equal to $438.75

so

The linear equation that represent this situation is

[tex]0.65x=438.75[/tex]

solve for x

[tex]x=438.75/0.65\\x=\$675[/tex]

plz help me i need work plz

Answers

For the given figure;

Perimeter = 41 cm and

Area = 49.5 cm².

Step-by-step explanation:

Step 1; The given figure consists of a rectangle and a triangle. The rectangle's length is 6 cm and the rectangle's width is 7 cm. The triangle's base is 6 cm long while its height is 2.5 cm and the third side measures 6.5 cm.

Step 2; The figure's area = The rectangle's area + The triangle's area.

The rectangle's area is given by multiplying the rectangle's length with the rectangle's width. The area of the rectangle = 7 × 6 = 42 cm².

The area of a triangle is given by multiplying [tex]\frac{1}{2}[/tex] with the product of the triangle's base and height. The area of the rectangle = [tex]\frac{1}{2}[/tex] × 6 × 2.5 = 7.5 cm².

The figure's area = 42 + 7.5 = 49.5 cm².

Step 3; The figure's perimeter = The perimeter of the rectangle + the perimeter of the triangle.

The rectangle's perimeter is 2 times the sum of the length and width. The perimeter of the rectangle = 2 × (6 + 7) = 2 × 13 = 26 cm.

The perimeter of a triangle is the sum of all the three side lengths.

The area of the triangle = 6 + 2.5 + 6.5 = 15 cm.

The perimeter of the figure = 26 + 15 = 41 cm.

what is seven over one minus one over eight

Answers

Answer:

7/1 - 1/8= 6[tex]\frac{7}{8}[/tex]

Step-by-step explanation:

Answer:

6.87500

Step-by-step explanation:

Part B: Set up an equation and solve for x. In your answer, include the equation, your calculations and the value of x.

Part C: Use your equation from Part A and the value of x from Part B to prove your equation to be true for the adjacent angles in the diagram.

Answers

The adjacent angles in the diagram are 112° and 68°.

Step-by-step explanation:

The measure of angle in a straight line is 180°.

Therefore, the sum of the two angles is equal to 180°.

⇒ 2x + 68 = 180

The equation formed to solve for x value is 2x+68 = 180

⇒ 2x = 180 - 68

⇒ 2x = 112

⇒ x = 112/2

x = 56

∴ The adjacent angles in the diagram are 2x=2(56)= 112° and 68°

1. In the figure below, AX'Y'Z' is a dilation of AXYZ. Find
the scale factor of the dilation, and classify it as an
enlargement or a reduction. (1 pt for scale factor, 1 pt for
work shown, lpt for classification.)

Answers

Answer:

Enlargement

Factor 2

Step-by-step explanation:

X'Y'/XY = 10/5 = 2

Dan had 249 dollars to spend on 7 books. After buying them he had 18 dollars. How much did each book cost?

Answers

First, lets subtract the amount he has after the transaction and the amount he had before the transaction.

249 - 18 = 231

Second, divide by the amount of books Dan bought.

231 / 7 = $33 per book.

Best of Luck!

(x+4)(x+3)-x(x-2)=48

Answers

Step-by-step explanation:

trust me its b i got it right

18. Why might funds from a deposited check not be available on the day of deposit? (2 points)
It was made to a bank teller.
It was made into an old account.
It was larger than usual deposits.
It was an account transfer from the same bank.

Answers

Answer: Account might need to be reactivated since it is an old account and the sum on the cheque is larger than usual deposit

2) since it is a cheque deposit and the amount is larger than usual deposit, the bank teller will need to make neccessary confirmation from the cheque owner.

Step-by-step explanation:

Funds from a deposited check may not be available on the day of deposit due to processing times for verifying funds, anti-fraud measures for large or irregular deposits, and the clearing process required for checks drawn on different banks.

Funds from a deposited check may not be available on the day of deposit for a number of reasons. One common reason is due to the processing time that is required for the bank to verify the funds from the issuing account. When an individual makes a deposit, the bank needs to ensure that the payer's account has sufficient funds to cover the check. This process can take several business days, especially if the check is drawn on a different bank or financial institution.

Another reason why funds might not be immediately available is due to anti-fraud measures. Banks often hold larger than usual deposits or checks from new accounts for additional scrutiny to prevent fraud. This hold allows the bank to time to confirm the legitimacy of the check before making the funds available to the depositor.

Finally, if both the issuing and receiving account are at the same bank, a simple internal account transfer can occur with no need for an actual movement of physical funds. However, if the banks are different, checks typically go through a clearing process, which might involve an intermediary such as a Clearing House, where the checks are offset against each other and only the net balances are settled. This systematic arrangement usually results in a delay before the deposited funds are available to the account holder.

PLEASE HELP, WILL MARK BRAINLIEST!! The diagram shows the dimensions of a deck. A student finds the area by adding 16 ft^2 + 48 ft^2. Is the student correct? Explain your reasoning.

Answers

Answer:

The student is wrong, the total area = 16 ft² + 20 ft²

Step-by-step explanation:

See the attached figure.

The shown figure is a composite area of:

1) A rectangle with length of 8 ft and width of 4 ft

2) A triangle of base (8 - 4 = 4ft) and height of ( 6 - 4 = 2 ft)

The area of the rectangle = length x width = 8 * 4 = 32 ft²

The area of the triangle = 0.5 base x height = 0.5 * 4 * 2 = 4 ft²

So, the total area = 32 + 4 = 36 ft²

OR

The figure can be consists of :

1) A square of side length of 4 ft

2) A trapezoid of height (8-4 = 4 ft) and the bases length is (6 and 4 ft)

So,

The area of the square = 4 * 4 = 16 ft²

The area of the trapezoid = 0.5 (6+4) * 4 = 5 * 4 = 20 ft²

So ,the total area = 16 + 20 = 36 ft²

So,

The student is distracted, he finds the area of total rectangle of sides 8 and 6 ft, he should subtract from it the area of the trapezoid of height 2 ft and bases of 4 and 8 ft

So, the student is wrong

The elevation we call sea level is actually the average level of the sea. This means that at average sea level, the elevation is zero. In reality, the level of the sea rises and falls in what are called tides. Low tide is the point of lowest sea level in a tidal period. High tide is the point of highest sea level in a tidal period. The height above or below average sea level is called elevation. An elevation below sea level is considered a negative value, while an elevation above sea level is positive.

Winston lives near the ocean. He regularly brings an altimeter to the beach to measure the elevation of the ocean’s surface. You will use the data Winston gathered to complete tasks about the rising and falling of the ocean’s surface. When necessary, sketch a diagram of the situation on a separate sheet of paper to assist you.

On Monday at 1 p.m., when the ocean’s surface was at an elevation of 2.2 feet, Winston went to a surf shop that was 8.2 feet above the ocean’s surface. At 7 p.m. when the ocean’s surface was at an elevation of -2.4 feet, Winston ate dinner at a restaurant whose deck was 10 feet above the ocean’s surface.
Part A

What was the net change in the elevation of the ocean’s surface from 1 p.m. to 7 p.m.?

Answers

At 1 pm the ocean was at a hight tide but at 7pm it was at a low tide this means the tide has been decreasex by 2.6 feet

Step-by-step explanation:

30 points!Describe the differences between the graphs of y = −3x^2 and y = 1/3x^2 .

Answers

Answer:

y = -3x²

Is a concave down with a maximum turning point at (0,0)

y = ⅓(x²)

Is a concave up with a minimum turning point at (0,0)

Answer:

Both are parabolas but one is concave up,while the other is concave down as you can see fro the graphs.They also both intersect at the origin

A local park is in the shape of a square. A map of the local park is made with the scale 1 inch to 200 feet.
If the park is shown as a square on the map, each side of which is 12 inches long, how long is each side of the square park?

Answers

The length of each side is 50 inch/ 600 ft

Step-by-step explanation:

Given,

The perimeter of the square park = 12 inches

1 inch = 200 ft

12 inches = 12×200 ft = 2400 ft

To find each side of the park.

Let, each side be 'a' inches

Formula

The perimeter of a square = 4a

According to the problem,

4a = 2400

or, a = 600 ft

= 50 inch

Answer:

2400 feet

Step-by-step explanation:

1 : 200

12 : X

X = 12 × 200 = 2400 feet

What is the area of the figure?

Enter your answer in the box.

❏in²

Answers

Answer:32

Step-by-step explanation:

add 10 + 10 + 6 + 6 = 32

The figure below shows concentric circles, both centered at 0.0
• Chord XY is tangent to the smaller circle
• The radius of the larger circle is 15cm
• The radius of the smaller circle is 12cm.
What is the length of chord XY?
A. 27 cm
B. 24cm
C. 18cm
D. 10cm

Answers

Answer:

  C.  18 cm

Step-by-step explanation:

The ratio of the sides of the triangle shown is 12 : 15 = 4 : 5. We know it is a right triangle, so we know the missing side length completes the ratio

  3 : 4 : 5 = 9 : 12 : 15

Half of XY is 9 cm, so the length of the entire chord is 18 cm.

_____

The chord is tangent to the inner circle, so makes a 90° angle with the radius to that tangent point. This tells you that the triangle shown is a right triangle. It also tells you that the short radius bisects the chord. The Pythagorean theorem can be used to find the length of the side not shown (half the chord length).

The unknown side (a) can be found from  ...

  15² = 12² +a²

  225 -144 = a² . . . . . . subtract 12²

  81 = a² . . . . . . . . . . .  simplify

  9 = a . . . . . . . . . . . . . take the square root

The chord length is 2a, so is ...

  2(9 cm) = 18 cm . . . . length of chord XY

Maria find a local gym that advertises 86 training sessions for $2015 find the cost of 167 training sessions

Answers

Answer:$3912.81

Step-by-step explanation:

You can calculate this by finding the cost ofn1 training session and then multiplying by the 167 training sessions

If 86 training sessions =$2015

Then 1training session=2015/86 =$23.43

167 training sessions =$23.43×167= $3912.81

worksheet 5.9 scale drawings and scale models

Answers

Answers:

1. 1/12

2. 1/15

3. 16 feet

4. 222 inches

5. 27 feet

hope it helps :0

need help with how to do this 3x2+12x+6=0

Answers

Answer:

-2 + sqrt(2)

-2 - sqrt(2)

Step-by-step explanation:

3x² + 12x + 6 = 0

x² + 4x + 2 = 0

Use the quadratic formula:

[-4 + sqrt(4² - 4(1)(2))]/2

-2 + sqrt(2)

[-4 + sqrt(4² - 4(1)(2))]/2

-2 - sqrt(2)

sqrt: square root

3x2=6
6+12x+6=0
combine like terms
12+12x=0
subtract 12 on both side
left with 12x=-12
divide 12 on both side
x= -1

Answer the following question

Answers

The formula for the area of triangles is lwh × 1/2.

Multiply the length by the width, height, and then by 1/2.

1.1 × 3.8 × 0.5 = 2.09

Since both triangles are equal, both triangles area will be the same, 2.09.

Now multiply the are by 2.

2.09 × 2 = 4.18

The area of the shaded areas equals 4.18in.

I need help
5x^2 +60x+180=0

Answers

Answer:

x

Step-by-step explanation:

x

Answer:

-6

Step-by-step explanation:

khan academy

I need a word problem for 4x + 5 = 37

Answers

Alexa has 5 grapes. She went to the store and bought 4 times a number. When she counted the grapes, she had 37 grapes in total.

When you make a word problem with this, you will get 4x+5=37

Christopher deposited $1 in a savings account earning 10% interest, compounded annually.
To the nearest cent, how much interest will he earn in 3 years?

Answers

Answer:

To the nearest cent, Christopher will earn $ 0.13 in 3 years

Step-by-step explanation:

Let's recall that the formula of the compounded interest is:

A = P * (1 + r/n)^nt, where

A = Future value

P = Initial deposit

r = Interest rate

n = number of times interest applied per time period

t = number of time periods elapsed

Replacing with the values we know:

A = P * (1 + r/n)^n

A = 1 * (1 + 0.1/1) ³°¹

A = 1 * 1.1³

A = 1 * 1.1331

A = 1.13

Interest = Future value - Initial deposit

Interest = 1.13 - 1

Interest = 0.13

Carissa also has a sink shaped like a half-sphere. The sink has a volume of 660 pi inches cubed. One day, her sink clogged. She has to use one of two conical cups to scoop the water out of the sink. The sink is completely full when Carissa begins scooping.
(A) One cup has a diameter of 5 inches and a height of 8 inches. How many cups of water must Carissa scoop out of the sink with this cup to empty it? Round the number of scoops to the nearest whole number.
(B) One cup has a diameter of 10 inches and a height of 8 inches. How many cups of water must she scoop out of the sink with this cup to empty it? Round the number of scoops to the nearest whole number.

Answers

Answer:

A) 40

B) 10

Step-by-step explanation:

A) ⅓×pi×2.5²×8 = 50/3 pi

660pi ÷ 50pi/3 = 39.6

So 40 scoops

B) ⅓×pi×5²×8 = 200pi/3

660pi ÷ 200pi/3 = 9.9

So 10 scoops

Find the volume 4 2\5 in 3in 16 3\4in

Answers

221.1 inches

volume = L x W x H

4 2/5 x 3 = 13.2
13.2 x 16 3/4 = 221.1

Since there are three attendees, evaluate the expression
12x + 5 for x = 3.
+ 5 =
120 +5=
The family spent
to attend the game.

Answers

Answer:

  41

Step-by-step explanation:

If your equation is what it appears, we can put 3 where x is and do the arithmetic:

  12·3 +5 = 36 +5 = 41

The family spent 41 to attend the game.

Identify the center and intercepts of the conic section

Answers

Answer:

center: (0, 0)x-intercepts (-3, 0), (3, 0)y-intercepts (0, -5), (0, 5)domain -3 ≤ x ≤ 3range -5 ≤ y ≤ 5

Step-by-step explanation:

Your answer is correct except for the intercepts.

The x-intercepts are where the graph crosses the x-axis. Those points are (-3, 0) and (3, 0). They can be identified in a list of points by the fact that the y-coordinate is zero (corresponding to the x-axis).

The y-intercepts are where the graph crosses the y-axis. Those points are (0, -5) and (0, 5). They can be identified in a list of points by the fact that the x-coordinate is zero (corresponding to the y-axis).

3 fewer than a number p

Answers

Answer:

p-3

Step-by-step explanation:

3 fewer would be -3

So it would be p-3

Answer: 3<p

Step-by-step explanation:

3 is fewer than (<) p

hope it helps please give brainliest!

there are 800 students at weaver middle school. to determine which mascot name is preferred by the students at the school, each of the 30 teachers surveyed their two top-scoring students. would this be an appropriate sampling technique for the school to use?

Answers

Answer:

This would not be an appropriate sampling technique because it is biased and it would not be fair for 60 students to choose a mascot for a school with 800 students.

Step-by-step explanation:

What is the GCF of 12m + 3mx?

Answers

Answer:

3m

Step-by-step explanation:

You can check

3m(4+x)

12m+3mx

see

and its gcf because inside () has no common factors

Answer:

3m(4+x)

Step-by-step explanation:


Which expression represents the phrase?

"6 less than the sum of 5 and x."

Answers

Answer:

6< 5+x

Step-by-step explanation:

sum = addition

sum of 5 and x= add 5 and x

5+x

less than: "<" and it means that the number on the left is less than the number on the right

6 less than= 6 < 5x

The phrase "6 less than the sum of 5 and x" can be represented by the expression:

(5 + x) - 6

Let's break it down to understand how this expression represents the given phrase:

First, we have the sum of 5 and x, which is represented by (5 + x). This part of the expression calculates the sum of 5 and the variable x.

Then, we have "6 less than" which implies subtracting 6 from the sum. This is represented by - 6.

Finally, we combine these two components: (5 + x) - 6.

In this expression, the sum of 5 and x is calculated first, and then 6 is subtracted from that sum, representing the idea of "6 less than the sum of 5 and x."

To simplify further, we can combine the terms:

(5 + x) - 6 = 5 + x - 6 = x - 1

Therefore, the expression "6 less than the sum of 5 and x" can be represented as x - 1.

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Other Questions
A financial institution has entered into an interest rate swap with company X. Under the terms of the swap, it receives 10% per annum and pays six-month LIBOR on a principal of $10 million for five years. Payments are made every six months. Suppose that company X defaults on the sixth payment date (end of year 3) when the interest rate (with semiannual compounding) is 8% per annum for all maturities. What is the loss to the financial institution A Ferris wheel with a radius of 5 m is rotating at a rate of one revolution every 2 minutes. How fast is a rider rising when the rider is 9 m above ground level What type of characterization would include another characters reaction to the main character or person in a story?A. ImplicitB. Explicit The perimeter of a square must be greater than 148 inches but less than 196 inches. Find the range of possible side lengths that satisfy these conditions. (Hint: The perimeter of a square is given by P=4s, where s represents the length of a side). SOMEBODY CAN YOU HELP? Serrano, a clothing and apparel company, suffered major losses when one of its warehouses was destroyed in a fire mishap. In an attempt to make up for these losses, it had to sell one of its product lines to a rival company. Which of the following grand strategies was used by Serrano in this scenario?a. The stability strategyb. The growth strategyc. The retrenchment strategyd. The acquisition strategy Following is relevant information for Snowdon Sandwich Shop, a small business that serves sandwiches: Total fixed cost per month $ 1,120.00 Variable cost per sandwich .75 Sales price per sandwich 5.50 During the month of June, Snowdon sold 480 sandwiches. Complete the contribution margin income statement for the month of June. (Round your final answers to the nearest whole dollar.) Solve: 2x + 3 = 11 SHOW WORK A piece of metal is heated by placing it in hot oil. It is removed from the hot oil and dropped into a beaker of cold water. 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Which loan option would you recommend to Eli?a 30 year FHA, 3.5% down at a fixed rate of 6.5%b. 30 year fixed, 5% down at a fixed rate of 6.25%c. 30 year fixed, 6.5% down at a fixed rate of 5.75%d. 30 year fixed, 10% down at a fixed rate of 5%Please select the best answer from the choices providedMark this and returnSave and ExitNextSubmit It is clear that "solitary negative reactions or unjustified suggestions for change have the potential to dissipate discourse" (Howard, Barrett, & Frick, 2010, p. 103). However, anonymity may give learners a context in which they can try providing solutions that are more thoroughly supported by an accompanying rational (Howard, Barrett, & Frick, 2010). Clearly, the positive and negative consequences that anonymity has on peer feedback must be considered. 66 as a single power