Summary
Math Antics defines polygons and names them by their number of sides. A clear, animated 7-minute lesson you can drop straight into a grades 3-5 math block -- pause-friendly, with worked examples on screen.
Viewer safety
All ages
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Teaching resources
Discussion questions
Discussion
A few questions to talk through after watching “Polygons.”
- What makes a shape a polygon?
- How do we name polygons by their sides?
- What is a regular polygon?
Quick work-a-long
Vocabulary: polygon, side, vertex, regular, closed figure.
Try it: Draw a triangle, quadrilateral, pentagon and hexagon and label the sides.