An equilateral triangle has three equal angles.

Which equation could be used to find the

measure, m, of one angle

A 180 + 3 = m

B 3 * 180 = m

C 180 - 3 = 180

D 180 : 3 = m

Question

Mathematics

Carlos

31 January, 19:44

An equilateral triangle has three equal angles.

Which equation could be used to find the

measure, m, of one angle

A 180 + 3 = m

B 3 * 180 = m

C 180 - 3 = 180

D 180 : 3 = m

+2

Answers (1)

Know the Answer?

Sullivan Harvey · Answer 1

D. 180 : 3 = m

Step-by-step explanation:

The sum of the angles in a triangle adds up to 180°.

Since equilateral triangles have 3 equal angles,

sum of the angles in the triangle = 3m

3m=180°

m = 180° : 3

m=60°

Thus, 180:3=m

An equilateral triangle has three equal angles.Which equation could be used to find themeasure, m, of one angleA 180 + 3 = mB 3 * 180 = mC 180 - 3 = 180D 180 : 3 = m

An equilateral triangle has three equal angles.

Which equation could be used to find the

measure, m, of one angle

A 180 + 3 = m

B 3 * 180 = m

C 180 - 3 = 180

D 180 : 3 = m