Question

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Answer 1

answer: b= 40in
explanation is in the picture
hope this helps! (:

Answer 2

40 in

Explanation:

The Pythagorean theorem tells you the relationship between the sides of a right triangle.

b^2 +75^2 = 85^2

b^2 = 85^2 -75^2 = 1600

b = √1600 = 40

The length of the missing side is 40 inches.