Question

Givin the equilateral triangle below find the value of y

Answer 1

15°

Explanation:

All angles in an equilateral triangle are equal.

Angle sum property of triangle = 180°

<1 + <2 + <3 = 180°

<1 = <2 = <3 = 60°

4y = 60

y = 60/4

y = 15°