Area and Perimeter

Front

What is the definition of 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 definition of area?

Back

Area is the amount of space inside a shape.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width: A = length × width.

Front

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

Back

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

Front

What is the area of a rectangle with length 10 m and width 5 m?

Back

A = 10 m × 5 m = 50 m².

Front

What is the formula for the perimeter of a square?

Back

P = 4 × side length.

Front

What is the area of a square with side length 4 cm?

Back

A = 4 cm × 4 cm = 16 cm².

Front

If a rectangle has a perimeter of 24 m, what could be its dimensions?

Back

Possible dimensions could be 7 m and 5 m (P = 2(7 m + 5 m)).

Front

What is the perimeter of a shape with sides measuring 3 in, 4 in, 5 in, and 6 in?

Back

P = 3 in + 4 in + 5 in + 6 in = 18 in.