What is the measure of
A. 60°
B. 30°
ОО
C. 90°
D. Cannot be determined

Answer: 60ᴼ
Step-by-step explanation:
The sum of the angles equals 180ᴼ and there are 3 equivalent angles in an equilateral triangle. In an equilateral triangle, all 3 sides have the same length as well.
180 / 3 = 60
60ᴼ per angle