Trigonometry Examples

$\sqrt{8^{2} + 15^{2}}$

Step 1

Raise $8$ to the power of $2$ .

$\sqrt{64 + 15^{2}}$

Step 2

Raise $15$ to the power of $2$ .

$\sqrt{64 + 225}$

Step 3

Add $64$ and $225$ .

$\sqrt{289}$

Step 4

Rewrite $289$ as $17^{2}$ .

$\sqrt{17^{2}}$

Step 5

Pull terms out from under the radical, assuming positive real numbers.

$17$