Equilateral Triangle Math Vocabulary Poster

This math vocabulary poster helps students identify and understand an equilateral triangle using a clear visual model that highlights equal sides and equal angles.

⭐ Definition: a triangle with 3 equal sides and 3 equal angles

Example:
The triangle shown is an equilateral triangle because all three sides are the same length and all three angles are equal.

What’s Included
• Full-page poster
• Half-page version