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Free_Kalibri [48]

3 years ago

8

the length of each side of a square is 3 in. more than the length of each side of a similar square. The sum of the areas of the

squares is 425in^2. Find the lengths of the sides of the two squares

1 answer:

jeyben [28]3 years ago

3 0

Answer:

20008.3333333

Step-by-step explanation:

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P is inversely proportional to Q.

Volgvan

$If\ P\ is\ inversely\ proportional\ to\ Q\ then:\\\\P\times Q=constans\\\\P=100;\ Q=32\\\\100\times32=3200\\\\P=2Q\\\\therefore\\\\P\times Q=2Q\times Q=2Q^2\\\\2Q^2=3200\ \ \ \ |divide\ both\ sides\ by\ 2\\Q^2=1600\ \ \ \ \ |sqare\ rot\ both\ sides\\Q=\sqrt{1600}\\\boxed{Q=40}$

7 0

3 years ago

A boat is 122 meters from the base of a lighthouse. The lighthouse is 34 meters tall. The angle formed with the lighthouse and s

mojhsa [17]

Answer:

about 16°

Step-by-step explanation:

Make sure your calculator is in degree mode.

Drawing the right triangle, we see that the shorter leg is 34 meters, and the longer leg is 122 meters. So the angle of elevation is:

$\tan( \alpha ) = \frac{34}{122}$

$\alpha = { \tan }^{ - 1} \frac{34}{122} = 15.57$

3 0

2 years ago

19 and use the bar thing to get answeer no links or i report

Agata [3.3K]

I think it’s C

Explanation: the blue yarn is 7 and the red yarn is 10 if you combine both as 7 + 10= 17

6 0

3 years ago

Anna is x years old and her sister is 5 years older. How old was her sister 5 years ago?

777dan777 [17]

Answer:

$x$

Step-by-step explanation:

$x + 5 - 5 = x$

8 0

3 years ago

What is the x-intercept of the line 5x+2y=10

inessss [21]

5x is the x-intercept.

8 0

3 years ago

Read 2 more answers