Definitions
Area of a circle
Circumference
Arcs
Parts of a circle
100
A segment with endpoints at the center and on the circle.
What is radius?
100
The formula for the area of a circle.
What is 
?
100
The formula for the circumference of a circle.
What is C = 2πr or C = πd
100
m<JPK = 31°, find arc JK
What is 31°?
100
Radius 
What is segment VP, segment VU, or segment VQ?
200
An angle with a vertex at the center and 2 sides that are radii.
What is central angle?
200
The area of a circle with radius 5 in.
What is 25π in2?
200
The circumference of a circle with radius 9 in.
What is 18π in?
200
m<JPK = 33°, find arc JN
What is 147°?
200
Diameter 
What is segment QU?
300
An arc with a measure less than 180 degrees.
What is minor arc?
300
The area of a circle with diameter 16 cm.
What is 64π cm2?
300
The circumference of a circle with diameter 20 cm.
What is 20π in?
300
m<JPK = 39°, find arc JLN.
What is 219°?
300
Chord that is not a diameter
What is segment US or segment PQ?
400
A segment with endpoints on the circle.
What is chord?
400
The radius of a circle with an area of 380.13 in2.
What is 11 in?
400
The radius of a circle with a circumference of 21.99 feet.
What is 3.5 feet?
400
Find arc RPT
What is 203°?
400
Tangent line 
What is line TR?
500
A line that intersects the circle at exactly one point.
What is a tangent line?
500
The diameter of a circle with an area of 90.25π m2.
What is 19 m?
500
The diameter of a circle with a circumference of 65.97 m.
What is 21 m?
500
Find arc ADE
What is 218°?
500
Inscribed angle 
What is <PQU or <SUQ?