Area & Perimeter

Subject: Math  ·  Grade level: 3rd

Measure the distance around shapes and the space they cover.

In this lesson

• Perimeter — the distance around
• Area — the space inside
• Comparing the two

Key terms

Perimeter

The total distance around the outside of a shape.

Side

One straight edge of a shape.

Area & Perimeter lesson on BrightPath

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