Question

problem 11: (first taught in lesson 29) complete this sentence by selecting always, sometimes, or never. if a triangle is equilateral, then it is ________ isosceles. after you pick your answer press go. a. always b. sometimes c. never

Explanation:

Step1: Recall definitions

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

Step2: Analyze relationship

Since an equilateral triangle has three equal - sided (which means it has at least two equal sides), an equilateral triangle always meets the criteria of an isosceles triangle.

Answer:

A. always