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 square with each side measuring 5 units?

Back

20 units (P = 4 x side length).

Front

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

Back

12 units (3 + 4 + 5 = 12).

Front

What is the perimeter of a rectangle with a length of 10 cm and a width of 5 cm?

Back

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

Front

What is the perimeter of a polygon?

Back

Add the lengths of all its sides.

Front

If a rectangle has a perimeter of 24 units, and the length is 8 units, what is the width?

Back

4 units (P = 2(length + width) => 24 = 2(8 + width)).

Front

What is the perimeter of a shape with sides measuring 6 in, 7 in, and 8 in?

Back

21 in (6 + 7 + 8 = 21).

Front

How do you find the perimeter of a circle?

Back

Use the formula: P = 2πr, where r is the radius.

Front

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

Back

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