equilateral Question Please Me with this I need help Now

Question

How would you prove that the triangle below is equilateral? 

Group of answer choices

A.Show all angles to be congruent.

B.Show all sides to be congruent.

C.Show at least two sides to be congruent.

D.Show two sides are of equal measure.

Answer 1

Either show all three sides are equal (B) or all three angles are equal (A). This is the definition of an equilateral triangle.

Answer 2

The definition of an equilateral triangle is one with all sides congruent.

So answer B would be correct.

Also, if a triangle has all congruent angles, then the sides are also congruent.

So answer A would also be correct.