Question

QUESTION 9

Use the Pythagorean theorem to find the unknown side of the right triangle.
000
V
√√5
19
√19
√√5
5
√12

Answer 1

C. = sqrt 5

Explanation:

given hypotenuse and leg length

theorem = a^2 + b^2 = c^2

leg = sqrt 7

hypotenuse = sqrt 12

sqrt 7 ^2 + b^2 = sqrt 12 ^ 2

7 + b^2 = 12

12 - 7 = b^2

b^2 = 5

b = sqrt 5