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Unit: Area and perimeter

About this unit

Area and perimeter help us measure the size of 2D shapes. We’ll start with the area and perimeter of rectangles. From there, we’ll tackle trickier shapes, such as triangles and circles.

Count unit squares to find area

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Practice

Quiz 1

Identify your areas for growth in this lesson:
Count unit squares to find area

Area of rectangles

Learn

Practice

Quiz 2

Identify your areas for growth in this lesson:
Area of rectangles

Perimeter

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Practice

Quiz 3

Identify your areas for growth in this lesson:
Perimeter

Area of parallelograms

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Practice

Quiz 4

Identify your areas for growth in this lesson:
Area of parallelograms

Area of triangles

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Practice

Quiz 5

Identify your areas for growth in this lesson:
Area of triangles

Area of shapes on grids

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Practice

Area of trapezoids & composite figures

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Practice

Quiz 6

Identify your areas for growth in these lessons:
Area of shapes on grids
Area of trapezoids & composite figures

Area and circumference of circles

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Practice

Quiz 7

Identify your areas for growth in this lesson:
Area and circumference of circles

Advanced area with triangles

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Unit test

Test your understanding of Area and perimeter with these 16 questions.