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

What is the perimeter of a triangle with sides measuring 5 cm, 7 cm, and 8 cm?

Back

20 cm (5 + 7 + 8 = 20).

Front

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

Back

16 m (4 sides x 4 m = 16 m).

Front

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

Back

30 ft (P = 2(10 + 5) = 30 ft).

Front

What is the perimeter of a pentagon with sides measuring 3 cm, 4 cm, 5 cm, 6 cm, and 7 cm?

Back

25 cm (3 + 4 + 5 + 6 + 7 = 25).

Front

What is the perimeter of a shape with no sides?

Back

A shape with no sides, like a circle, does not have a perimeter in the traditional sense, but it has a circumference.

Front

What is the perimeter of a rectangle with a length of 12 in and a width of 3 in?

Back

30 in (P = 2(12 + 3) = 30 in).

Front

If a triangle has a perimeter of 24 cm, and two sides measure 10 cm and 8 cm, what is the length of the third side?

Back

6 cm (24 - 10 - 8 = 6).

Front

What is the perimeter of a square with a side length of 5 m?

Back

20 m (4 sides x 5 m = 20 m).