Math Mights

Triangles, Rectangles and Squares

Week 19 Lesson 403 Math 1st Grade Aired Week of 5/10/2021
Triangles, Rectangles and Squares

Let’s explore what makes a shape a triangle, a rectangle, or a square.

Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics®, released under the Creative Commons Attribution 4.0 International License (CC BY 4.0) https://creativecommons.org/licenses/by/4.0/.

Additions and adaptations are ©2021 by Strategic Intervention Solutions, LLC

Visit the lesson page on MathMights.org for additional resources.

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