^^^!!! 25 pOinTs (seriously help)

^^^!!! 25 POinTs (seriously Help)

Answers

Answer 1

Answer:

A)   Θ = 2A/r²

Step-by-step explanation:

A = Θr²/2

(Multiple both sides by 2)

2A = Θr²

(Divide both sides by r²)

2A/r² = Θ


Related Questions

Cameron wants to buy six video games all costing the same amount he has a $30 coupon and he can spend no more than $100 write an inequality to find the possible cost of each video game

Answers

Let's work this problem step by step, using each piece of given information to create the inequality:

Let x represent the cost of each video game that Cameron wants to buy. The price of the 6 games will be 6 multiplied with x, or 6x.Cameron has a $30 coupon, which means that the price of the video games after the coupon will be 30 less than 6x, which is 6x - 30.The last piece of information is that Cameron cannot spend any more than $100. Thus, the equation 6x - 30 must be less than or equal to 100.

Putting all this together, we can create the inequality:

[tex]6x-30\leq 100[/tex]

If you need the inequality solved for x, let me know and I'll help you solve it

Also, let me know if you need any clarifications, thanks!

~ Padoru

P.S. Congrats on asking the 15 millionth question on Brainly!

Answer:

x ≤ $21.66 which goes on forever

Step-by-step explanation:

Step 1:  Make an inequality

6x - 30 ≤ 100

Step 2:  Solve for x

6x - 30 + 30 ≤ 100 + 30

6x / 6 ≤ 130 / 6

x ≤ $21.666666666666666666666666666667

Answer:  x ≤ $21.66 which goes on forever

You posted the 15 millionth question on Brainly.  Congrats

Natasha bought paintbrushes and paint for a total of $71 to paint a fence. The brushes cost $3.50 per brush and the paint cost $50. How much did each paint brush cost?

Natasha paid $4 per paintbrush

Natasha paid $17.50 per paintbrush

Natasha paid $6 per paintbrush

Natasha paid $21 per paintbrush

Answers

Answer:

Step-by-step explanation:

Cost of paint brushes= Total cost - cost of paint

                                   = 71 - 50 = $21

No.ofpaint brushes =21/3.50 = 21*10/3.5*10

                                 = 210/35 = 6

Answer:

Natasha paid $6 per paintbrush

Step-by-step explanation:

Cost for paint brushes

we can make use of variables

p = paint

b = brushes

bought paintbrushes and paint for a total of $71. . The brushes cost $3.50 per brush and the paint cost $50

we can create an equation from the information

3.5b + 50p = 71

since 1 paint is bought

3.5 b + 50 (1) = 71

3.5b = 71 - 50

3.5b = 21

b = 21/3.5

b = 6

paintbrush costs $ 6

Two players are playing the following combinatorial game.
• On each turn they put a chess knight on a board 9 × 9 so that it is not attacked by previously placed knights.
• The take turns and the player that cannot make a move loses.
Determine who has a winning strategy.

Answers

Answer:

The player that placed the knight after the first person at the start of the game. There in his turn whatever role the knight played he both had opportunity to space each knight strategically and use the knight to protect whatever wins the game.

Step-by-step explanation:

Maths is 81/80 =1

how do you find the missing side lengths?

Answers

Since this is a right triangle, one of the angles is going to be 90. And just with the other two angles would have to add up to 90

Example: One angle is 90 Degrees. Another angle is 30 Degrees and the last angle has to be 60, because 30+60=90

z varies directly as x². If z=8 when x=2, find z when x=7

Answers

Answer:

98

Step-by-step explaination:

For this question, it is a direct variation. Hence, the equation would be formed accordingly, and the constant k would also be used.

z varies directly as x²

z= kx² where k is the constant

z = 8

x = 2

Putting the figures in the equation, we have

8=2²(k)

8= 4k

Dividing both sides by 4, we have

k = 8/4

k = 2

Solving for z now, we substitute k with 2. And x with 7

z=kx²

z = 2(7²)

z= 2(49)

z= 98

If it were indirect variation, the constant would have been 1/k. We also have other types of variation, Indirect variation, partial variation and joint variation.

Hiw do I Graph the line y=-3

Answers

Answer:

Step-by-step explanation:

Answer:

The graph below should help:

tell whether the angles are complementary or supplementary. Then find the value of x.

Answers

Complementary. As complementary angles for a right angle when they are added together.

Stefan has 38 t shirts. He gave 3 to each of his friends. Now he only has 2 t shirts. How many friends does he have?

Answers

Answer:

Stefan has 12 friends. He's very popular

Step-by-step explanation:

38/312.6 or 12 remainder 2

A town has a population of 14000 and grows at 5% every year. What will be the population after 14 years, to the nearest whole number?

Answers

Answer:

27719

Step-by-step explanation:

The population after 14 years, to the nearest whole number is 27,719.

Given that,

A town has a population of 14000 and grows at 5% every year.And, the time period is 14 years

The calculation is as follows:

[tex]= 14,000 \times (1.05)^14[/tex]

= 27,719

Learn more: brainly.com/question/16911495

Help Please and please explain

Answers

Answer:

i believe the answer is c

Step-by-step explanation:

Rewrite 6a+18b in factored form

Answers

Answer:

= 6 ( a + 3b)

Step-by-step explanation:

6a + 18b

The highest common factor of 6 and 18 = 6

Therefore,

6a + 18b = 6( 6a/6  + 18b/ 6 )

= 6 ( a + 3b)

I hope this was helpful, please rate as brainliest

Needs to be graphed and solved please help

Answers

Answer: here it is graphed and it cant be solved because there are no solutions as seen on the graph!

Step-by-step explanation: hope i helped please mark brainliest!

An angle measures 65.6° less than the measure of its complementary angle. What is the
measure of each angle? This is IXL w17 7th grade. Thanks!​

Answers

Answer:

The 2 angles are 12.2 and 77.8 degrees.

Step-by-step explanation:

Let  the measure of one angle be x degrees, then it's complementary angle = 90-x degrees.

So we have the equation:

x =  90 - x - 65.6

2x =  90 - 65.6 = 24.4

x = 12.2 degrees.

Its complement = 90 - 12.2 = 77.8 degrees.

1 What is the slope of the graph of y = 12x – 19?

Answers

Answer:-228

Step-by-step explanation:

Dan has 4 groups of 10 and 3 left over.

Answers

Is there anything else? Like what is the question asking?

If the vertex of a parabola is (-9,1), what is the axis of symmetry?

Answers

Answer:

The axis of symmetry is -9

Step-by-step explanation: The AOS will always be the x value of your vertex.

-9 it will be the line where everything copies itself from one side to another (symmetry)

What is the simplified value of 5x to the power of 3 over 10x squared

Answers

5x^3/10x^2
*Simplify 5/10 to 1/2
*simplify the exponent so that x^1 is on top
1x/2
FINAL ANSWER:
x/2

A cylindrical pipe has a circumference of 16cm
Calculate the diameter of the pipe
Please show method cleary

Answers

Step-by-step explanation:

pi×diamiter = circumference

pi÷circumference = diamiter

3.14159265358979 (pi) ÷ 16

Calculate the diameter of a cylindrical pipe with a circumference of 16cm using the formula C = πd. Hence the diameter of the pipe is approximately 5.09 cm.

The circumference of a cylindrical pipe is related to its diameter through the formula C = πd, where C is the circumference, π is Pi (approximately 3.14159), and d is the diameter. Given that the circumference is 16 cm, we can use the formula to solve for the diameter:

16 = πd

16 = 3.14159d

d = 16 / 3.14159 ≈ 5.09 cm

Therefore, the diameter of the pipe is approximately 5.09 cm.

Today everything in a store is for sale. THe store offers a 30% discount. The regualar price for a T-shirt is 18$. What is the discount price

Answers

Answer:

12.60

Step-by-step explanation:

Start off by the total which is 18. To find the percentage off you will have to make the 30% into a decimal, so simply move it two spaces to the left. Now you have .30. Multiply the decimal, .30, and the full amount, 18. Your equation now should be (.30)*(18). Your answer will be 5.40. 5.40 is what is off of the shirt from the original price, so subtract 5.40 from 18. Your equation now is (18-5.40) which is 12.60.

In the above figure, m∠AOC = 26° and m∠BOD = 2x + 32. If ∠AOC and ∠BOD are vertical angles, what is the value of x?

Answers

The value of x is -3.

Step-by-step explanation:

It is given that the angles ∠AOC and ∠BOD are vertical angles.The vertical angles have same measure of angles.Therefore, ∠AOC is equal to ∠BOD.

⇒ 26° = 2x+32

⇒ 2x = 26-32

⇒ 2x = -6

⇒ x = -6/2

⇒ x = -3

Substitute x=-3 in ∠BOD = 2x+32

∠BOD = 2(-3)+32 = 26°

Answer:

d

Step-by-step explanation:

A line passes through the points (-1,-5) and (4,5). The point (a, 1) is also on the line

Answers

Answer:

(2, 1) is the point.

D. 2

Which of the following is an example of the distributive property?
(3 x 6) x 8 = 3 x(6 x 8)
2 + (9-4) = (2+9) - 4
(4 + 3)2 = (4 + 3)(4 + 3)
5x (7 - 1) = (5 x 7) - (5 x 1)
i

Answers

the answer is D 5x(7-1)=(5x7)-(5x1)

Find the solution of the system of equations.
-8x+5y=43
-8x+4y=36

Answers

Answer:

[tex]x=-1\\y=7[/tex]

Step-by-step explanation:

Given equations:

[tex]-8x+5y=43[/tex]    Equation:1

[tex]-8x+4y=36[/tex]     Equation:2

As the coefficients of 'x' are same which will eliminate the terms of 'x':

Subtracting Equation:2 From Equation:1

        [tex]-8x+5y-(-8x+4y)=43-36\\\\-8x+5y+8x-4y=7\\\\5y-4y=7\\\\y=7[/tex]

Putting value of 'y' in either equation:1 or 2

Putting y=7 in equation:2

   [tex]-8x+4y=36[/tex]

    [tex]-8x+4(7)=36\\\\-8x+28=36[/tex]

Subtracting '28' from both side:

     [tex]-8x+28-28=36-28\\\\-8x=8\\[/tex]

Changing the sides:

       [tex]8x=-8[/tex]

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

The values are :        

                             [tex]x=-1\\y=7[/tex]

96 divided by 18 in fraction form

Answers

16/3. You can use a calculator and divide 96/18, then convert to a fraction by using the math button.

Answer:

16/3

Step-by-step explanation:

Divide the numerator and the denominator by 6

HELP! What is the value of X in the following parallelogram? WILL GIVE BRAINLIEST!

Answers

Answer:

x = 2

Step-by-step explanation:

Step 1:  Set 3x - 2 equal to 5x - 6 to get x

3x - 2 = 5x - 6

Step 2:  Solve for x

3x - 2 + 6 - 3x = 5x - 6 + 6 - 3x

4 / 2 = 2x / 2

2 = x

Answer:  x = 2

Answer:

2

Step-by-step explanation:

5x-6=3x-2

5x-3x=-2+6

2x=4

x=2

F
2. What is the leading coefficient of the polynomial? - 7x2+ 3x -10
re

Answers

Answer:

The leading coefficient is -7

Step-by-step explanation:

The leading coefficient is the number in front of the highest power variable.  In this case, the highest variable is x^2 and in front of it is -7.  Therefore, the leading coefficient is -7

Answer:  The leading coefficient is -7

The leading coefficient is -7 since it is the first one that is suppose to be represented as it the square

Find a(33) if the first term in the sequence is 3 and the common difference is -1.

Answers

Answer:

Step-by-step explanation:

a(n) = a + (n-1)d

a(33) = 3 + (33-1)*(-1)

        =  3 + 32*(-1)

         = 3 - 32

         = -29

Final answer:

The 33rd term (a33) in an arithmetic sequence starting with 3 and a common difference of -1 is -29. This is achieved by using the formula for finding a term in an arithmetic sequence.

Explanation:

The question is asking for the 33rd term in a sequence where the first term is 3 and each following term is derived by subtracting 1 from the previous term, a common process known as an arithmetic sequence. The formula to find any term (an) in an arithmetic sequence is an = a1 + (n - 1)d, where a1 is the first term, d is the common difference, and n is the term number.

So, to find a(33) (the 33rd term), we will fill in the formula as follows: a33 = 3 + (33 - 1)*-1

Which simplifies to: a33 = 3 - 32 = -29

So the 33rd term of the sequence is -29.

Learn more about arithmetic sequence here:

https://brainly.com/question/32830972

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A circle with an area 9pi has a sector with a central angle of 1/9pi what is the area of the sector

Answers

Answer:

½pi or 0.5pi units²

Step-by-step explanation:

Area : angle

9pi : 2pi

x : pi/9

9pi/2pi = x/(pi/9)

4.5 × pi/9 = x

x = ½pi or 0.5pi units²

A cylindrical water tank has a radius of 5 feet and a height of 10 feet. The volume of water in the tank is 565.2 cubic feet.

What percent of the tanks volume is filled with water?

Answers

About 71.96% of the cylindrical water tank, with a radius of 5 feet and a height of 10 feet, is filled with water when it contains 565.2 cubic feet of water.

To determine what percent of the tank's volume is filled with water, we must first calculate the total volume of the cylindrical tank using the formula for the volume of a cylinder: V = (pi)r²h. Here, the radius r is 5 feet, and the height h is 10 feet.

The total volume V of the tank is:

V = (pi)(5 feet)²(10 feet) = 3.14159 times 25 times 10 = 785.398 cubic feet

Now, since the volume of water in the tank is given as 565.2 cubic feet, we can calculate the percent of the tank's volume that is filled with water by dividing the volume of water by the total volume of the tank and then multiplying by 100 to convert to a percentage. So the calculation becomes:

Percent filled = ([tex]\frac{565.2}{785.398}[/tex]) times 100

Percent filled approx 71.96%

Therefore, about 71.96% of the tank's volume is filled with water.

What is the y-intercept (b value) of a line that is PERPENDICULAR to the line y = -x- 2and through
the point (-3,-7)

Answers

Answer:

The y -intercept is the point  (0, -4).

Step-by-step explanation:

The slope of the perpendicular line = -1/m

= -1/-1 = 1.

So it is y = x + b.

To find b we substitute the point (-3, -7):

-7 = -3 + b

b = -7 + 3 = -4.

The y -intercept is the point (0, -4).

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