Perimeter

Front

What is perimeter?

Back

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

Front

How do you find the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: Perimeter = 2(length + width).

Front

What is the perimeter of a rectangle with a length of 10 feet and a width of 4 feet?

Back

28 feet.

Front

What is the perimeter of a triangle?

Back

Add the lengths of all three sides.

Front

If one side of a triangle is 5 m, another is 6 m, and the last is 4 m, what is the perimeter?

Back

15 m.

Front

What is the perimeter of a polygon?

Back

Add the lengths of all the sides of the polygon.

Front

If a polygon has sides measuring 8 in, 10 in, and 21 in, what is the perimeter?

Back

39 in.

Front

What is the formula for the perimeter of a square?

Back

Perimeter = 4 x side length.

Front

If one side of a square is 7 cm, what is the perimeter?

Back

28 cm.

Front

What is the difference between perimeter and area?

Back

Perimeter measures the distance around a shape, while area measures the space inside a shape.