4.5D and 4.6B

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Tags

CCSS.4.MD.A.3

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If a rectangle has a perimeter of 40 cm, what is the relationship between its length and width?

Back

The sum of the length and width must equal 20 cm (since Perimeter = 2 × (length + width)).

Tags

CCSS.3.MD.D.8

Front

What is the area of a rectangle that is 18 inches long and 12 inches wide?

Back

216 square inches (Area = 18 × 12).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the area of a square with a side length of 20 feet?

Back

400 square feet (Area = side × side).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

How do you find the area of a shape?

Back

Multiply the base by the height for rectangles, or use specific formulas for other shapes.

Tags

CCSS.6.G.A.1

Front

What is a line of symmetry?

Back

A line that divides a shape into two identical parts.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a rectangle have?

Back

A rectangle has 2 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

What is the area of a rectangular section that is 7 feet long and 12 feet wide?

Back

84 square feet (Area = 7 × 12).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the difference between perimeter and area?

Back

Perimeter is the distance around a shape, while area is the space inside a shape.