Question

Instructions: Find the measure of ∠C
in the image below.

Answer 1

∠ C = 93°

Explanation:

the sum of the angles in a triangle = 180° , that is

∠ A + ∠ B + ∠ C = 180° ( substitute values )

39° + 48° + ∠ C = 180°

87° + ∠ C = 180° ( subtract 87° from both sides )

∠ C = 93°