Perimeter and Area

Front

What is the definition of perimeter?

Back

The perimeter is the total distance around the outside of a polygon.

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the formula for the area of a square?

Back

Area = side × side (or side²)

Front

What is the definition of area?

Back

Area is the amount of space inside a two-dimensional shape.

Front

If a square has a side length of 5 cm, what is its area?

Back

25 square cm (5 cm × 5 cm)

Front

What is the perimeter of a square with a side length of 6 cm?

Back

24 cm (4 × 6 cm)

Front

How do you find the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the formula for the area of a circle?

Back

Area = π × radius²

Front

If a rectangle has a length of 10 cm and a width of 4 cm, what is its area?

Back

40 square cm (10 cm × 4 cm)