triangles - Two interior angles of a triangle measure 50 \degree and 70 \degree. What is the third interior angle of the triangle?

Krishna (last edited 2 years ago) (Expert, Educator @Qalaxia)

Step 1: Add up the two known angle measurements.

EXAMPLE: Given Angles 50 \degree and 70 \degree

50 \degree + 70 \degree = 120

Step 2: Subtract this number from 180°

EXAMPLE: 180 \degree - 120 \degree

Step 3: Write down your answer.

EXAMPLE: = 60 \degree