Perimeter

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 or use the formula: P = 2(length + width).

Tags

CCSS.4.MD.A.3

Front

What is the perimeter of a square with each side measuring 4 cm?

Back

16 cm (P = 4 sides x 4 cm).

Tags

CCSS.4.MD.A.3

Front

If a triangle has sides measuring 3 cm, 4 cm, and 5 cm, what is its perimeter?

Back

12 cm (3 + 4 + 5).

Tags

CCSS.3.MD.D.8

Front

What is the perimeter of a trapezoid with bases of 10 cm and 6 cm, and the other two sides measuring 5 cm each?

Back

26 cm (10 + 6 + 5 + 5).

Tags

CCSS.3.MD.D.8

Front

If the perimeter of a shape is 20 cm and one side is 5 cm, what is the total length of the other three sides?

Back

15 cm (20 cm - 5 cm).

Tags

CCSS.3.MD.D.8

Front

What is the perimeter of a rectangle with a length of 7 cm and a width of 3 cm?

Back

20 cm (P = 2(7 + 3)).

Tags

CCSS.4.MD.A.3

Front

How do you find the missing side of a shape if you know the perimeter?

Back

Subtract the known sides' lengths from the total perimeter.

Tags

CCSS.3.MD.D.8

Front

What is the perimeter of a shape with sides measuring 2 in., 3 in., and 5 in.?

Back

10 in. (2 + 3 + 5).

Tags

CCSS.3.MD.D.8

Front

If a square has a perimeter of 24 cm, what is the length of one side?

Back

6 cm (24 cm ÷ 4).

Tags

CCSS.4.MD.A.3