B. 15m, 20m, 25m
use pythagorean theorem
a²+b²=c²
225+400=625
the square root of 625 is 25
Unit 17- calculations
What exactly is your question?
Answer:
i dont understand
Step-by-step explanation:
plz explain
a-b+c=3
a+b+c=7
Find a+c using substitution.
a+c=5. Please look at the attached image to see what I did
how is the slope of a linear function related to the number of zeros for the function
Answer:
there should only be 1 zero for a linear function
Step-by-step explanation:
Answer:
First of all, when we say linear function that it should be taken note that the maximum number of zeroes should be one. The linear equation will not have a zero only if the line it produces is a vertical line and does not pass the origin
Step-by-step explanation:
i hope this helps you let me know if it does
Mairisa gets $8 per week for an allowance. She saves 25% of her allowance each week. How long will it take Mauritania to save $16. Question :#7
8 weeks
First, find how much money Maurisa saves each week. 25% is the same as 1/4, and 1/4 of 8 is 2, so Maurisa saves $2 each week.
Finally, just divide $16 by $2 per week to find that Maurisa will take 8 weeks to save $16.
Find three solutions of the equation. y=2x-6
A) (-2,-10), (1,-4), (2,-1)
B) (-2,-10),(1,-4), (0,-6)
C) (0,-6), (3,-2), (-2,-10)
D) (1,-4),), (0,-6), (-1,-9)
Answer:
B
Step-by-step explanation:
put the values of x and y into the equation respectively.
if LHS =RHS then it is a solution
e.g put (-2,-10) into the equation
-10=2(-2)-6
-10=-10
hence is a solution .
or put x value into the equation such as
(-2,-10)
y=2(-2)-6
the ans should be y=-10.As u can see is equal to the solution given.Hence is a solution.
I Need Help With This Problem Please :)
Answer:
Output = input + 2
Step-by-step explanation:
Simple, take some values to figure it out.
When input is 0, output is 2
When input is 1, output is 3
When input is 2, output is 4
When input is 3, output is 5
There is one commonality between them:
The output is simply input + 2
Write the standard equation for the circle center (-6,8) that passes through (0,0)
Answer:
D
Step-by-step explanation:
The equation of a circle in standard form is
(x - h)² + (y - k)² = r²
where (h, k) are the coordinates of the centre and r is the radius
here (h, k) = (- 6, - 8), thus
(x + 6)² + (y + 8)² = r²
The radius is the distance from the centre to a point on the circle
Calculate r using the distance formula
r = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (- 6, - 8) and (x₂, y₂ ) = (0, 0)
r = [tex]\sqrt{(0+6)^2+(0+8)^2}[/tex] = [tex]\sqrt{36+64}[/tex] = [tex]\sqrt{100}[/tex] = 10
Hence
(x + 6)² + (y + 8)² = 100 → D
Who can help me out with this
Answer:
x=y+5
Step-by-step explanation:
Step-by-step explanation:
To solve for x in this case, we must first add 5 to both sides, resulting in:
x - 5 + 5 = y + 5
then simplify,
x = y + 5
And boom, you're done!
Which type of data is best represented by a line graph?
A.each response shown by an X or dot
B.data that are compared using bars
C.change in data over time
D.parts of a total amount
C. change in data over time
Answer:
c. change in data over time
Step-by-step explanation:
What is the probability of rolling a number cube and its landing on an even number?
Answer:
1/2
Step-by-step explanation:
When we roll a die, we can get 1,2,3,4,5,6
There are 6 possible outcomes
The even numbers are 2,4,6
There are 3 ways to get an even number
P(even number) = number of evens/ total outcomes
= 3/6
=1/2
The graph of the function is shown. Which inequality represents the domain of the function?
Answer:
x≥-6
Step-by-step explanation:
The domain is every value of x. Since the function does not include any values of x less than -6, x≥-6 is the domain.
The inequality which represents the domain of the function is y>=6 . Hence, option A is correct.
What is the domain of a function?The domain of a function is the set of all possible input values. In other words , we could say the x - values for which valid y-values are obtained.
From the graph, the line depicts , valid y- values starting from -6 and higher.
Hence, the values include ;
-6, -5, -4, .....Therefore, the correct option is A.
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Attachment Below Thanks Lots Of Points
Answer:
1A: The area of a flat, or plane figure is the number of unit squares that can be contained within it. The unit square is usually some standard unit, like a square meter, a square foot, or a square inch.
1B: A radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length
1C: A diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle.
2A: A=wl
2B: A=πr to the power of 2
Step-by-step explanation:
1. Area = the measurement of the surface of a 2D shape.
Radius = a straight line from the center of a circle to its circumference.
Diameter = a straight line from one side of a circle to the other side, passing through the center point.
2. The area of a rectangle is found by multiplying the length by the width.
The area of a circle is found by multiplying the radius squared by PI.
3. Find the area of the paper and the area of the game pieces, then divide the area of the paper by the area of the game piece.
Use the grouping method to factor the polynormial below completely. 10x^3 - 35x^2 + 6x - 21
The polynomial 10x^3 - 35x^2 + 6x - 21 is factored using the grouping method to obtain (2x - 7)(5x^2 + 3).
To factor the polynomial 10x^3 - 35x^2 + 6x - 21 using the grouping method, we first look for a common factor in each group separately and then factor out the common binomial factor.
Split the polynomial into two groups: (10x^3 - 35x^2) and (6x - 21).
Factor out the greatest common factor from each group: 5x^2(2x - 7) and 3(2x - 7).
Now we have 5x^2(2x - 7) + 3(2x - 7). Since both terms have a common binomial factor of (2x - 7), we can factor this out: (2x - 7)(5x^2 + 3).
So, the factored form of the polynomial 10x^3 - 35x^2 + 6x - 21 using the grouping method is (2x - 7)(5x^2 + 3).
2. In the figure, what is mLC
50° is the answer since the the circumscribed angle is 1/2 of the arc on the opp side
Answer:
50° is the answer since the the circumscribed angle is 1/2 of the arc on the opp side
Step-by-step explanation:
solve......... 6y + x = 8
Step-by-step explanation:
[tex]6y+x=8\\\\for\ x:\\\\6y+x=8\qquad\text{subtract}\ 6y\ \text{from both sides}\\\\6y-6y+x=8-6y\\\\\boxed{x=8-6y}\\\\for\ y:\\\\6y+x=8\qquad\text{subtract}\ x\ \text{from both sides}\\\\6y=8-x\qquad\text{divide both sides by 6}\\\\\boxed{y=\dfrac{8-x}{6}}[/tex]
Lance loaded 89 boxes into his delivery truck in the morning . At 2 o clock that afternoon he had 36 boxes left on the truck . How many boxes had he delivered ?
Answer:
53 boxes
Step-by-step explanation:
Subtract the end amount from the beginning amount to find the number of boxes already delivered.
89-36=53
Choose the correct simplification of the expression -5x(4x-6x^2-3)
Answer:
30x^3 -20x ²+ 15x
Step-by-step explanation:
-5x(4x-6x^2-3)= -20x²+30x^3+15x
-5x(4x-6x^2-3) = 30x^3 -20x ²+ 15x
30x^3-20x^2+15x
I think its the answer
How do I simplify this expression?
Answer:
15i√2
Step-by-step explanation:
5√(-18)
= 5√(-2 x 9)
= 5 x 3 x √-2
= 15√-2
= 15i√2
Answer:
15i[tex]\sqrt{2}[/tex]
Step-by-step explanation:
Require to know [tex]\sqrt{-1}[/tex] = i
Given
5[tex]\sqrt{-18}[/tex]
= 5[tex]\sqrt{9(2)(-1)}[/tex]
= 5 × [tex]\sqrt{9}[/tex] × [tex]\sqrt{2}[/tex] × [tex]\sqrt{-1}[/tex]
= 5 × 3 × [tex]\sqrt{2}[/tex] × i
= 15i[tex]\sqrt{2}[/tex]
carol and chick are counting calories ehile eating lunch at the school cafeteria in one week carol had 8 slices of pizza,5containers of skim milk and five cups of fruit salad. chick had 5 slices pf pizza,7 containers of fruit salad, and 7 containers of skim milk. chicks calorie count was 2500 and carols was 3070. if each container of skim milk is 40 calories how many calories did carol get from pizza
Answer:
2320 calories
Step-by-step explanation:
We are given the following information;
Carol;
8 slices of pizza
5 containers of skim milk
5 cups of fruit salad
Chick;
5 slices pf pizza
7 containers of skim milk
7 containers of fruit salad
We let x denote the calories in each slice of pizza and y the calories in each cup or container of fruit salad. Chicks calorie count can thus be represented by the following expression;
5x + 7(40) + 7y
5x + 7y + 280
We are also informed that chicks calorie count was 2500 and thus the following equation is formed;
5x + 7y + 280 = 2500
5x + 7y =2220. This will be our first equation
On the other hand, Carols calorie count can be represented by the following expression;
8x + 5(40) + 5y
8x + 5y + 200
We are also informed that Carols calorie count was 3070 and thus the following equation is formed;
8x + 5y + 200 = 3070
8x + 5y = 2870. This will be our second equation
Now, we have two sets of equation;
5x + 7y =2220
8x + 5y = 2870
We solve these simultaneously to determine the values of x and y;
We multiply the first equation by 8 and the second by 5 in order to eliminate x and solve for y;
40x + 56y = 17760
40x + 25y = 14350
Subtracting the second equation from the first yields;
31y = 3410
y = 110
We substitute this value in the first equation and solve for x;
5x + 7(110) = 2220
5x = 2220 - 770
5x = 1450
x = 290
Therefore, each slice of pizza contains 290 calories. Carol had 8 slices of pizza implying that her total calories count from pizza was;
8 * 290 = 2320 calories
What is the value of x to the nearest tenth?
A)7.2
B)9.2
C)4.8
D)12.0
Answer:your answer is C
Step-by-step explanation:
Suppose you can chose from 3 different shirts, 2 pairs of pants, and 5 pairs of shoes. Use the fundamental counting principle to find out how many different outfit combinations you can make.
Answer:
You can make 10 combinations.
Step-by-step explanation:
you can make 10 combinations because all you have to do is just add all the numbers then you get 10
We want to find the total number of combinations of outfits, given that we know the number of each type of clothes that you have.
Using basic counting, we will get that there are 30 different outfit combinations.
Let's see how to get that:
To count the total number of combinations, the first thing we need to find is the selections.
Here we have 3 selections:
Selection of shirtSelection of pantsSelection of shoes.Now we need to find the number of options for each one of these selections:
Selection of shirt (3 options)Selection of pants (2 options)Selection of shoes. (5 options)To get the total number of combinations, we just need to multiply all of these numbers of options, we will get:
3*2*5 = 30
This means that there are 30 different outfit combinations.
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A washer and a dryer cost $816 combined. The washer costs $66 more than the dryer. What is the cost of the dryer?
Answer:
$342
Step-by-step explanation:
816/2 = 408
408-66=342
Answer: 342
Step-by-step explanation: you take 816 divide it by 2 (408) then u subtract 66 from that and u get 342. The price of the washer would cost 474 if u wanna add them to check my work.
pxqxqxqxqxqxqxqxqxq expression equivalent
Answer:
pxq^9
Step-by-step explanation:
-hope this is what you're looking for?
What is the closed linear form of the sequence 3, 4, 5, 6, 7, ...?
A) an = 2 + n
B) an = 2 - n
C) an = 3 + n
D) an = 3 - n
Answer:
Step-by-step explanation:
This is an arith. sequence.
The first term is 3 and the common difference is 1
Thus, the general formula for the nth term of this sequence is:
a(n) = 3 + 1(n - 1) This matches Answer A
ANSWER
[tex]a_n=2+ n[/tex]
EXPLANATION
The given sequence has terms:
3, 4, 5, 6, 7, ...
The first term is
[tex]a_1=3[/tex]
The constant difference is
d=4-3=1
The general term is given by:
[tex]a_n=a_1 + d(n - 1)[/tex]
Substitute the first term and the common difference to get,
[tex]a_n=3+ 1(n - 1)[/tex]
Expand:
[tex]a_n=3+ n - 1[/tex]
[tex]a_n=2+ n[/tex]
The first choice is correct.
The receipt shows the quantity and price of some clothing. Which equation can be used to find the price of each pair of jeans?
The answer is A because “x” is the number of jeans purchased so it would be the price per jean times number of jeans being purchased
Answer: Answer is A
Step-by-step explanation:
Justine is a wedding coordinator. She is selecting the menu options for the reception
Solve system of equation.
2x+y=10
-2x+2y=5
Answer:
(2.5,5)
Step-by-step explanation:
thats the answer
Answer:
The solution point is (2.5, 5)
Step-by-step explanation:
This is one of the very first steps you need to take in order to solve 2 equations with 2 unknowns. This does not require that you make any adjustments.
2x + y = 10
-2x +2y = 5 Just add. The xs cancel.
3y = 15 Divide by 3
3y/3 = 15/3
y = 5
=========
Now use one of the equations (the top one is easier) to solve for x
2x + y = 10 Substitute y = 5
2x + 5 = 10 Subtract 5
2x +5-5 = 10-5
2x = 5 Divide by 2
x = 2.5
The solution point is (2.5 , 5)
At lunch, 6 friends share 4 pizzas equally. What fraction of a pizza does each friend get? May 5th, 2019. (8:34pm.)
Answer:
each friend would get about 2/3 of a pizza
Step-by-step explanation:
you would take the total amount of pizza (4) and divide it by the friends (6) which would look like this: 4 / 6 = 0.6666 (repeating) which is equal to 2/3
i hope this helps :)
find the midpoint of the segment with the following endpoints (2,4) and(8,8)
Answer:
(5,6)
Step-by-step explanation:
just answered a similar question for you a while ago so I have updated by response to match the different values:
the midpoint formula is
(x1 + x2/2) , (y1 + y2/2) <-- both the x1 and y1 coordinates also are divided by 2
so to solve for the midpoint, we take our endpoints and plug it into the formula
we will list the coordinates as the following to plug it into the formula:
x coordinate 1 = 2
x coordinate 2 = 8
y coordinate 1 = 4
y coordinate 2 = 8
substituting these values into the formula we get this:
x =(2 + 8/2) , y = (4 + 8/2)
x = 2 + 8 = 10/2 = 5 which is our x coordinate for the midpoint
y = 4 + 8 = 12/2 = 6 which is our y coordinate for the midpoint
in an ordered pair it would be (5, 6)
Final answer:
The midpoint of the segment with the endpoints (2,4) and (8,8) is (5, 6).
Explanation:
The midpoint of a line segment is the point that is equidistant from both endpoints. To find the midpoint of a segment with endpoints (2,4) and (8,8), we can use the midpoint formula.
The midpoint formula is given by:
M = (x1 + x2)/2, (y1 + y2)/2
Using the given endpoints, we substitute the values into the formula:
M = (2 + 8)/2, (4 + 8)/2 = (10/2, 12/2) = (5, 6)
Therefore, the midpoint of the segment with the given endpoints is (5, 6).
Write an equation for the graphed function
Answer: g(x) = 1/(x-1) - 3
Step-by-step explanation:
Where would y = 1/x be located?
It would have an asymptote at each of the y and x axes.
This is shifted one to the right, and three down.
To shift one to the right:
y = 1/(x-1)
To shift three down:
y = 1/(x-1) - 3
And we're done!