Perimeter (3.7B)

Front

What is perimeter?

Back

Perimeter is the total distance around the outside of a shape.

Front

How do you calculate the perimeter of a rectangle?

Back

Add the lengths of all four sides: P = 2(length + width).

Tags

CCSS.4.MD.A.3

Front

If a rectangle is 6 inches long and 4 inches wide, what is its perimeter?

Back

P = 2(6 + 4) = 20 inches.

Tags

CCSS.4.MD.A.3

Front

What is the perimeter of a square with each side measuring 5 feet?

Back

P = 4 x 5 = 20 feet.

Tags

CCSS.4.MD.A.3

Front

What is the formula for the perimeter of a square?

Back

P = 4 x side length.

Tags

CCSS.4.MD.A.3

Front

If a shape has sides measuring 3 m, 4 m, 3 m, and 4 m, what is its perimeter?

Back

P = 3 + 4 + 3 + 4 = 14 m.

Tags

CCSS.3.MD.D.8

Front

What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?

Back

P = 3 + 4 + 5 = 12 cm.

Tags

CCSS.3.MD.D.8

Front

What do you need to know to find the perimeter of a shape?

Back

You need to know the lengths of all the sides.

Tags

CCSS.3.MD.D.8

Front

If a rectangle has a length of 7 cm and a width of 5 cm, what is the perimeter?

Back

P = 2(7 + 5) = 24 cm.

Tags

CCSS.4.MD.A.3

Front

What is the perimeter of a shape with sides measuring 2 m, 2 m, 3 m, and 3 m?

Back

P = 2 + 2 + 3 + 3 = 10 m.

Tags

CCSS.3.MD.D.8