Question

Find the length of side a .how do I find the length of side a?A.12B.6C.144D.square root of 306

Answer 1

Find the length of side a .

Sides:

c = 15

b = 9

a = ?

$\begin{gathered} a=\sqrt[]{c^2-b^2} \\ a=\sqrt[]{15^2-9^2} \\ a=\sqrt[]{144} \\ a=12 \end{gathered}$

The answer would be a = 12