area flashcard

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides and four angles.

Front

What is the area of a square with a side length of 9 feet?

Back

81 sq. ft.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.

Front

What is the area of a rectangle with a length of 5 cm and a width of 3 cm?

Back

15 sq cm.

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the area of a triangle with a base of 10 cm and a height of 5 cm?

Back

25 sq cm.

Front

What is the area of a circle with a radius of 7 inches?

Back

154 sq in. (Area = π × radius²).

Front

What is the area of a garden that has a base of 16 in. and a height of 5 in.?

Back

80 in².

Front

What is the area of a rectangle with a length of 10 in. and a width of 4 in.?

Back

40 sq in.