Geometry - Area (math 6)

Front

What is the formula to calculate the area of a rectangle?

Back

Area = length × width

Front

What is the area of a rectangle that is 20 in by 21.5 in?

Back

430 in²

Front

What is the formula to calculate the area of a square?

Back

Area = side × side

Front

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

Back

16 cm²

Front

What is the formula to calculate 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 cm²

Front

What is the area of a circle?

Back

Area = π × radius²

Front

What is the area of a circle with a radius of 3 cm?

Back

28.27 cm² (using π ≈ 3.14)

Front

What is a composite figure?

Back

A shape made up of two or more basic shapes.

Front

How do you find the area of a composite figure?

Back

Break it into basic shapes and add their areas together.