Question

What is the lengthy of side s of the square below

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Answer 1

D. 4√2

Explanation:

A triangle with 45°, 45°, and 90° is a special right triangle.

hypotenuse = √2 · leg

1. Set up the equation

8 = √2 · x

2. Divide by √2 and solve

x =
`(8)/(√(2) )` ·
`(√(2) )/(√(2))` =
`(8√(2) )/(2)` = 4√2