3

PERIMETER AND AREA

Measurement

Purpose: To understand perimeter and area and design shapes according to specifications

Skill: Perimeter and area

Number of people: One or small group working together.

Directions:

1. Look at the designs below and build them with the blocks.

2. Change each one to make a new one with the same area, but a shorter perimeter.

3. Change each to make a new design that has the same area and perimeter but a different shape.

4. Remove a block so that each perimeter is greater than it was.

5. Make a design that has an area of 6 square units and:

a) and a perimeter of 14 units

b) a perimeter of 12 units

c) a perimeter of 10 units.

6. Which of your designs would you recommend for the shape of a swimming pool?

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