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- 1. Fill in the Blank
The Radius of a circle is _______ it's diameter.
- 2. Multiple Choice
The central angle of an arc of a circle has its ______ at the center of the circle.
segment
vertex
acute
end point
- 3. Multiple Choice
The area of a circle is given by the formula Pi times _____
Radius
diamater
diameter square
radius square
- 4. Multiple Choice
The length of an arc of a circle is related to the _______ of the circle.
Diameter
Area
Angle
Circumference
- 5. Multiple Choice
The area of a sector of a circle is related to the _______ of the circle.
circumference
radius
area
length
- 6. Multiple Choice
A sector of a circle looks similar to a _____
Cone
Plate
Slice of pizza
burger
- 7. Multiple Choice
A sector of a circle has a central angle of 90 degrees and radius 1 cm. The area of the sector is ____sq.cm
pi
2pi
pi/4
pi/8
- 8. Multiple Choice
A circle has a radius of 6 cm. A sector subtends an angle of 60 degrees at the center. The area of this sector is _____ sq cm
36
6
6pi
pi
- 9. Multiple Choice
An angle can be measured in _______ and _____.
cm and,
feet , inches
degrees , radians
decimals, integers
- 10. Multiple Choice
The area of a sector making an angle of 180 degrees is 28 sq. units. The area of the circle must be ____ sq units.
10
14
56
112
- 11. Multiple Choice
The central angle of an arc of a circle has its ______ at the center of the circle.
segment
vertex
acute
end point
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