Question

What is the measure of an exterior angle of an equilateral triangle?​

Answer 1

Answer:

120°

hope it helps you....

Answer 2

Step-by-step explanation:

Given:-

equilateral triangle

To find:-

What is the measure of an exterior angle of an equilateral triangle?

Solution:-

we know that an equilateral triangle which has all the equal sides

and

Each angle of an interior angle=60°

Exterior angle is the sum of opposite two interior angles

=>exterior angle =60°+60°

=>120°

Answer:-

the measure of an exterior angle of an equilateral triangle is 120°