Question

One angle of a triangle measures 65°. The other two angles are in a ratio of 3:20. What are the measures of those two angles?

Answer 1

15° and 100°

Explanation:

`65 + 3x + 20x = 180`

`23x = 115`

`x = 5`

3 × 5 = 15, 20 × 5 = 100. So the other two angles measure 15° and 100°.