Team 1
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Team 2
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Teams
Name
Score
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thief
Give points!
5
10
15
20
25
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seesaw
Swap points!
Okay!
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shark
Other team loses 25 points!
Okay!
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lifesaver
Give 15 points!
Oops!
5
×
How many points on a circle does a tangent line pass thru?
1
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15
×
How is a circle's sector area different from its arc length?
Sector area requires us to square the radius and arc length requires us to multiply the radius by 2.
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15
×
Name the diameter for circle O
HI
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15
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Which of the rays or segments below is a chord of circle O?
IK
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10
×
What is the formula for the circumference of a circle?
C = 2Ïr
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20
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In circle E with â DEF = 48 degrees and DE = 6, find the area of the sector DEF. Round to the nearest tenths and keep in terms of pi!
4.8Ï
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15
×
What is a circumscribed scircle?
A circle that passes/touches all vertices of a polygon.
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10
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What is a line segment passing through center of a circle
Diameter
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15
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The point of a circumscribed CIRCLE where all 3 of a triangle's angle bisectors meet
Incenter
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10
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What is the formula for the area of a circle?
A=Ïr^2
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15
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What is the relationship between an inscribed and central angle?
The measure of an inscribed angle is HALF the measure of a central angle
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thief
Give points!
5
10
15
20
25
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star
Double points!
Okay!
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gift
Win 25 points!
Okay!
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baam
Lose 25 points!
Oops!
15
×
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10
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This is the portion of a circle between 2 points on the edge
Arc
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seesaw
Swap points!
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gift
Win 10 points!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 10 points!
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