AREA AND Circumference of a Circle

Front

What is the Area Formula for a Circle?

Back

Front

What is the line on the circle called that goes from the center to the edge?

Back

Radius.

Front

What is the line on the circle called that goes across the circle through the center?

Back

Diameter.

Front

What is the Circumference Formula for a Circle?

Back

Front

What is the Area of a circle with a RADIUS of 7 cm?

Back

153.86 cm².

Front

What is the Area of a circle with a RADIUS of 15 cm?

Back

706.5 cm².

Front

What is the relationship between the diameter and radius of a circle?

Back

Diameter = 2 * Radius.

Front

Back

Approximately 3.14.

Front

How do you find the radius if you know the diameter?

Back

Radius = Diameter / 2.

Front

What is the Circumference of a circle with a RADIUS of 10 cm?

Back

62.83 cm.