Question

Two co- interior angles are in the ratio 5:7 find the angles ​

Answer 1

75°

105°

Explanation:

Two co-interor= 180°

5+7= 12

ratio12= 180°

{find the other ratios, 5 and 7)

12=180°

5×180÷12 = 75°

To find 7, just subtract 180-75= 105°