?

SAT® Subject Test in Math 1 & 2

Free Version

Upgrade subject to access all content

Easy

Finding Sides with Law of Cosine

SATSTM-D1N75F

Use the Law of Cosines to find the length of side $\text{BC}$ in the triangle below.

A

$6.1$

B

$7.2$

C

$8.1$

D

$8.9$

E

$9.9$