Question

1. true or false: an isosceles triangle can be an equilateral triangle

a) false
b) true

Explanation:

Step1: Recall definitions

An isosceles triangle has at least two equal sides. An equilateral triangle has all three sides equal.

Step2: Analyze relationship

Since an equilateral triangle has at least two equal sides (in fact, all three), an isosceles triangle can be an equilateral triangle.

Answer:

b) True