Question

In the measures of two angles of a triangle are 52 and 78, find the measure of the third angle.​

Answer 1

Answer:

THE 3RD ANGLE = 60°

Step-by-step explanation:

∠A+∠B+∠C=180°     [ANGLE SUM PROPERTY OF Δ]

∠C=180 - (∠A + ∠B)

∠C = 180 - 52 +78

∠C= 180 - 130

∠C= 60°