3/23 Area & Circumference of Circles

Front

The space contained inside of a circle is called the...

Back

Area

Front

What is the formula to calculate the circumference of a circle?

Back

Circumference = π × diameter

Front

If the diameter of a circle is 10 cm, what is the radius?

Back

Radius = 5 cm

Front

What is the value of π (pi) approximately?

Back

π ≈ 3.14

Front

How do you calculate the area of a circle?

Back

Area = π × radius²

Front

What is the circumference of a circle with a radius of 3 inches?

Back

Circumference = 18.84 inches (using π = 3.14)