Question

Section I has 16 questions of 1 mark cach, internal choice is provided in 5 questions
1. Find the measure of each exterior angle of an equilateral triangle.​

Answer 1

Answer:

120°

Step-by-step explanation:

Each angle of an equilateral triangle is of 60∘.

Therefore, each exterior angle is equal to 180∘−60∘=120∘

Answer 2

Step-by-step explanation:

Each angle of equilateral triangle is 60 degree

we know that , exterior angle = sum of two opposite interior angles

exterior angle = 60 degree + 60 degree

Exterior angle = 120 degree