Question

Find the missing measure in the triangle with the given angle measures.

45°, 35°, xº
a. 90
b. 10
c. 280
d. 100

Answer 1

d. 100

Explanation:

According to angle sum property of a triangle;

45° + 35° + x° = 180°

80° + x° = 180°

x° = 180° - 80°

x° = 100°