Question

A triangle has three equal sides.

a) what is the special name for this type of triangle?
b) What size is each angle in this triangle?

Answer 1

Basic fact:

every triangle has 180 degrees

Answer:

a) the special name for a triangle with equal sides is 'equilateral triangle'

b) since every triangle's angles add up to 180 degrees and this triangle is equal, we divide 180 by 3 so each angle is 60 degrees

Answer 2

A. Equilateral Triangle

B. 60 degrees