WEEK 26 - 11.1-11.2 Quiz - Geometry

What is the formula for circumference of a circle given the diameter?

• C = π r
• C = 2 π r
• C = π d
• C = 2 π d

If the area of a circle is 25 π in² , then the diameter is?

• 10 in
• 5 in
• 25 in
• pi in

If the circumference of a circle is 22 π ft, what is the radius?

• 22 ft
• 11ft
• π ft
• no ft

The _____ is the distance from the center to any point on the circle.

• diameter
• radius
• π
• center

A _____ is half of a circle.

• circumference
• pi
• semicircle
•  composite figure

Which segment is the diameter?

• AC
• BD
• LM
• CE

Find the circumference of the circle in the image.

• 10π

• 20π

• 100π

• 20

What is the area of the circle in the image?

• 10

• 20π

• 100

• 100π

What is the area of the circle in the image?

• 9π

• 12π

• 12

• 36π

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5
• 9
• 8
• 6