Question

84° 48° b° b = ____

Explanation:

Step1: Recall angle - sum property of a triangle

The sum of interior angles of a triangle is 180°. So, 48°+84°+b = 180°.

Step2: Solve for b

b=180°-(48° + 84°). First, calculate 48°+84° = 132°. Then, b = 180°-132° = 48°.

Answer:

48°