Handout
Quia

Ixl Learning: Types of Triangles

For Students 3rd - 5th Standards
Brush up on your math skills relating to the types of triangles then try some practice problems to test your understanding.
Unit Plan
Khan Academy

Khan Academy: Identify Triangles by Side Lengths

For Students 3rd - 5th Standards
Practice identifying triangles by their side-lengths as equilateral, isosceles, or scalene. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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