### Home > CCA2 > Chapter Ch12 > Lesson 12.2.2 > Problem 12-112

12-112.

Solve for .

What trig function uses an angle, opposite side, and hypotenuse?

Use the Law of Cosines to solve for

.

12-112.

Solve for .

What trig function uses an angle, opposite side, and hypotenuse?

Use the Law of Cosines to solve for

.