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).

Front

If a rectangle has a length of 10 feet and a width of 5 feet, what is its perimeter?

Back

30 feet.

Front

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

Back

16 cm.

Front

What is the formula for the perimeter of a square?

Back

P = 4 × side length.

Front

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

Back

12 cm.

Front

What is the perimeter of a polygon?

Back

The perimeter of a polygon is the sum of the lengths of all its sides.

Front

How do you find the length of one side of a rectangle if you know the perimeter and the width?

Back

Use the formula: Length = (Perimeter/2) - Width.

Front

What is the perimeter of a fence that is 10 meters long and 5 meters wide?

Back

30 meters.

Front

If Farmer Bob's pig pen is 15 feet long and 21 feet wide, what is the perimeter?

Back

72 feet.