?

SAT® Subject Test in Math 1 & 2

Free Version

Upgrade subject to access all content

Moderate

30-60-90 Triangle

SATSTM-EFL1DA

In a $30-60-90$ triangle, if the length of the hypotenuse is $1$, then what is the length of the side that is opposite the $60°$ angle?

A

$\cfrac{1}{2}$

B

$\cfrac{\sqrt{2}}{2}$

C

$\cfrac{\sqrt{3}}{2}$

D

$\cfrac{2\sqrt{3}}{3}$

E

$\cfrac{\sqrt{3}}{3}$