enVision 2.0 Grade 3 Topic 6 Review

Front

What is area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width (Area = Length × Width).

Front

What is the area of a square with sides of 4 units?

Back

16 square units (Area = 4 × 4).

Front

What is the area of a rectangle with a length of 5 units and a width of 3 units?

Back

15 square units (Area = 5 × 3).

Front

What unit is used to measure area?

Back

Square units (e.g., square centimeters, square meters).

Front

If a shape has an area of 36 square units, what could be its dimensions?

Back

Possible dimensions could be 6 units by 6 units (for a square) or 9 units by 4 units (for a rectangle).

Front

What is the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the area of a triangle with a base of 10 units and a height of 5 units?

Back

25 square units (Area = 1/2 × 10 × 5).

Front

How do you find the width of a ramp if you know the area and length?

Back

Width = Area ÷ Length.

Front

If the area of a rectangle is 27 square feet and the length is 9 feet, what is the width?

Back

3 feet (Width = 27 ÷ 9).