Everything Circles

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

What is the measure of arc AYB

• 50
• 100
• 180
• 260

How big is angle b?

• 50 degrees
• 60 degrees
• 70 degrees
• 75 degrees

Solve for a.

• 6
• 6.67
• 8.33
• 10

Two tangents CD and CB intersect circle A. Find the length of the tangent segment BC.

• 2
• 3
• 9
• 14

What is the measure of angle 2?

• 80
• 45
• 125
• 40

What is the m∠C?

• 50
• 25
• 100
• 55

What is the measure of angle HKI?

• 72
• 73
• 74
• 75

A tangent is a line that _______. 

• passes through the center of the circle
• intersects the circle at two points
• intersects the circle at one point
• follows the circumference of a circle