Question

An exterior angle of a triangle is 110 , and one of the interior opposite angle

is 30, find the other interior angle

a) 80 b) 70 c) 60 d) 40
​

Answer 1

Answer:

answer is 70

Step-by-step explanation:

because the angle of triangle is 180

Answer 2

Answer:

Given :- Exterior angle = 110°

Interior opposite angle = 30°

By using exterior angle property, we get

Exterior angle = Sum of the two interior opposite angles

Let the unknown angle be x

therefore, 110° = x + 30°

x = 110° - 30° = 70°

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