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06-01-2021
Mathematics

contestada

Find the length of side a.
A. 2
B. 3
C. 34
D. 9

Find the length of side aA 2 B 3 C 34D 9 class=

Respuesta :

nighthawk88 nighthawk88

06-01-2021

It’s B

You need to use the Pythagorean theorem which is a squared + b squared = c squared

So a^2+4^2=5^2
Simplified that would be a^2 + 16 = 25

Subtract 16 from both sides
A^2=9

And the square root of nine is 3

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