Test - South Carolina Get Ready Grade 8 Mathematics Chapter 13

1pt

Y = degrees

1 pt

Which of the following is the correct equation using the Pythagorean theorem?

$m A B = 40 m B C = 8 m A C = 39.2$

$40^{2} + 8^{2} = 39 . 2^{2}$

$8^{2} + 39 . 2^{2} = 40^{2}$

$39 . 2^{2} - 8^{2} = 40^{2}$

$40^{2} + 39 . 2^{2} = 8^{2}$

1 pt

10.

What is the approximate straight-line distance between Points A and B on the grid?

2.2 units

2 units

5 units

1 pt

14.

Find the perimeter of the compound figure below. You may use a calculator to find square roots and round the square roots to the nearest tenth.

40.4 in

46.4 in

48 in

52.4 in

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