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Tom [10]
3 years ago
8

Please help me figure this out

Mathematics
1 answer:
Gnom [1K]3 years ago
4 0

Answer:

True          

(1) You can prove two triangles are similar using AA similarity.

(2)If side length of similar figure have ration \frac{m}{n} then the ratio of surface areas will be:\frac{m^2}{n^2}

(3)If side length of similar figure have ratio of \frac{2}{3} then perimeter will have ratio:\frac{2}{3}.

False:

(1)If side length of similar figure have ration \frac{m}{n} then the ratio of Volumes will be:\frac{m^3}{n^3}

(2)If side length of similar figure have ration \frac{m}{n} then the ratio of surface area  will be:2\frac{m}{n}

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Pls answer “b” correctly and I will mark it has brainlist
Phoenix [80]
Since it is a slope, the equation of a slope is y=Mx+b. So you want to get b to that format. To do this, you need to isolate the y on the left. To do this, you simply add 2x to both sides. Your final answer will be y=2x+7. Hope this helps!
8 0
3 years ago
A company sells widgets. The amount of profit y made by the company is related to the selling price of each widgets x by the giv
SCORPION-xisa [38]

Answer:

The maximum amount of profit is 32

Step-by-step explanation:

Given

y=-x^2+64x-292

Required

Determine the maximum profit

This is calculated by calculating the maximum of the function.

A quadratic function is of the form

y = ax^2 + bx + c

and its maximum is:

Max = \frac{-b}{2a}

So: y=-x^2+64x-292

We have that

a = -1

b = 64

c = -292

Max = \frac{-b}{2a}

Max = \frac{-64}{2 * -1}

Max = \frac{-64}{-2}

Max = 32

<em>Hence, the maximum amount of profit is 32</em>

8 0
2 years ago
Read 2 more answers
if i have 5 apples and i ate them in 3 days,but if i buy 8 apples how many days will it take to eat the 7 apples?
Soloha48 [4]
The answer is 4.2. He ate 7 Apple in 4.2 days
4 0
3 years ago
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PLEASE HELP ASAP !!!
SSSSS [86.1K]

Answer:

The answer to your question is below

Step-by-step explanation:

From the picture we can infer that:

The side OP is proportional to NP, is half the length of NP.

The side QP is proportional to the side RP, is half the length of RP

The triangle OPQ is proportional to the triangle NPR because the have to proportional sides and the ∠P is the same for both.

Finally, if the triangles are proportional, the side OQ is proportional to the side NR. (is half the side of NR)

4 0
3 years ago
What is the standard form of the following equation? y = −2/5x + 4 Question 5 options: 2x + 5y = 20 2/5x + y = 4 2x - 5y = 4 5y
Svetach [21]

Answer:

2x +5y = 20

Step-by-step explanation:

The equation of a line in standard form is

Ax + By = C ( A is a positive integer and B, C are integers )

Given

y = - \frac{2}{5} x + 4

Multiply through by 5 to clear the fraction

5y = - 2x + 20 ( add 2x to both sides )

2x + 5y = 20 ← in standard form

3 0
3 years ago
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