Question

The measures of two number of a triangle are S8° and
63. Find the measure of the third angle.​

Answer 1

Answer:

1st angle = 58 degree

2nd angle = 63 degree

let the 3rd angle be x

sum of all angles of a triangle = 180 degree

58 + 63 + x = 180

121 + x = 180

x = 180 - 121

x = 59