Question

The exterior angle of a triangle is 120° and one of its interior opposite angle 58°, then the other opposite interior angle is _________

विकल्प

• 62°

• 72°

• 78°

• 68°

Answer 1

62°

Explanation;

Hint:

As per property of A. exterior angle is equals to sum of interior opposite angles

Let the other interior angle to be found be ‘x’

∴ x + 58° = 120°

∴ x = 120° – 58° = 62°