# How do you solve the triangle given a=21.5, b=16.7, c=10.3?

##### 1 Answer

By using the Law of Cosines.

ΔABC has angles of

The sum is 180°

#### Explanation:

Law of Cosines:

So, ΔABC has angles of

The sum is 180°

By using the Law of Cosines.

ΔABC has angles of

The sum is 180°

Law of Cosines:

So, ΔABC has angles of

The sum is 180°