Circle Geometry Quiz

What is a circle?

• A shape with four equal sides

• A set of all points in a plane equidistant from a fixed point

• A polygon with three sides

• A line segment with two endpoints

Tags

CCSS.HSG.CO.A.1

What is the radius of a circle?

• A line segment joining the center of the circle to a point on it

• A line segment passing through the center with endpoints on the circle

• The perimeter of the circle

• The area of the circle

How is the diameter related to the radius?

• Diameter is half the radius

• Diameter is equal to the radius

• Diameter is twice the radius

• Diameter is three times the radius

Tags

CCSS.7.G.B.4

What is the center of a circle?

• The point equidistant from all points on the circle

• The endpoint of the diameter

• The midpoint of the radius

• The intersection of two diameters

What is the circumference of a circle?

• The distance around the circle

• The area inside the circle

• The diameter of the circle

• The radius of the circle

What is the formula for the area of a circle?

• A = πr²

• C = 2πr

• A = 2πr

• C = πd

Tags

CCSS.7.G.B.4

What is the formula for the circumference of a circle in terms of the radius?

• C = πr

• C = πr²

• C = r/2

• C = 2πr

Tags

CCSS.7.G.B.4