itslogan1637 itslogan1637

07-06-2019
Mathematics

contestada

Find the length of the side not given when c is the hypotenuse and a and b are the legs. a = 9 and c= 13

Respuesta :

sqdancefan sqdancefan

13-06-2019

Answer:

b = 2√22 ≈ 9.381

Step-by-step explanation:

The Pythagorean theorem tells you ...

a^2 + b^2 = c^2

Filling in the given numbers, we can solve for b.

9^2 +b^2 = 13^2

b^2 = 169 -81 = 88

b = 2√22 . . . . . . . . take the square root and simplify

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