Unit 8 - Area Review

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

How do you find the area of a regular hexagon?

Back

Area = (3√3/2) × side²

Front

What is the relationship between the radius and the length of a bold arc in a circle?

Back

The length of a bold arc is a fraction of the circumference of the circle, determined by the angle subtended at the center.

Front

What is the formula for the area of a composite figure?

Back

Area = Sum of the areas of all individual shapes that make up the composite figure.

Front

How do you calculate the height of a parallelogram if the area and base are known?

Back

Height = Area / base

Front

What is the area of a circle with a radius of r?

Back

Area = π × r²

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 × π × r

Front

What is the area of a triangle?

Back

Area = (1/2) × base × height

Front

How do you find the area of a trapezoid?

Back

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

Front

What is the area of a rectangle?

Back

Area = length × width