Geometry - Chapter 10 Review - Area

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

How do you calculate the area of a triangle?

Back

Area = (base × height) / 2

Front

What is the formula for the area of a circle?

Back

Area = π × radius²

Front

Define composite figure in geometry.

Back

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

Front

What is the area of a trapezoid?

Back

Area = (1/2) × (base1 + base2) × height

Front

How do you find the area of a sector of a circle?

Back

Area = (θ/360) × π × radius², where θ is the angle in degrees.

Front

What is the relationship between the area of a circle and its radius?

Back

The area increases with the square of the radius; doubling the radius quadruples the area.

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

How do you find the area of a shaded region?

Back

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

Front

What is the formula for the area of a regular polygon?

Back

Area = (1/2) × Perimeter × Apothem