1.

The outer angles of triangle are in the ratio 5 : 6 : 7. What are the angles ?

Answer»

Sum of outer angle = 360°

Let the angles be 5x , 6x , 7x

5x + 6x + 7x = 360°

18x = 360°

x = 20°

Angles are = 5x = 5 x 20 = 100°

6x = 6 × 20 = 1200

7x = 7 × 20 = 140°



Discussion

No Comment Found