Flashcard-Area of composite figures

Front

What is the area of a composite figure?

Back

The area of a composite figure is the sum of the areas of its individual shapes.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the area of a circle?

Back

Area = π × radius².

Front

Define a composite figure.

Back

A composite figure is a shape that is made up of two or more simple shapes.

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Front

How do you find the area of a shaded region in a composite figure?

Back

Subtract the area of the unshaded part from the total area of the composite figure.

Front

What is the area of a square?

Back

Area = side × side.

Front

If a rectangle has a length of 10 cm and a width of 5 cm, what is its area?

Back

Area = 10 cm × 5 cm = 50 cm².

Front

What is the area of a triangle with a base of 8 cm and a height of 5 cm?

Back

Area = 1/2 × 8 cm × 5 cm = 20 cm².