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Team 2
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Teams
Name
Score
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10
×
This is the portion of a circle between 2 points on the edge
Arc
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10
×
This is the region of a circle enclosed by two radii
Sector
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×
lifesaver
Give 20 points!
Oops!
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magnet
Take 20 points!
Okay!
×
shark
Other team loses 5 points!
Okay!
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banana
Go to last place!
Oops!
10
×
What is a line segment with endpoints on a circleโs edge
Chord
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15
×
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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20
×
In circle S with โ RST = 102 and RS = 6 units, find the length of arc RT. Round to the nearest hundredth.
RT = 10.68
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15
×
What are the 2 things you need to calculate the arc length and sector area of a circle?
Radius and Central Angle
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20
×
In circle E with โ DEF = 48 degrees and DE = 6, find the area of the sector DEF. Round to the nearest tenths and keep in terms of pi!
4.8ฯ
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15
×
The point of a circumscribed CIRCLE where all 3 of a triangle's angle bisectors meet
Incenter
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15
×
Which of the rays/segments represents the radius of circle O?
OK, OI, OH
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15
×
Name the diameter for circle O
HI
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seesaw
Swap points!
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magnet
Take 10 points!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 10 points!
Oops!
10
×
This is an an angle whose vertex is at the center of the circle.
Central Angle
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monster
Reset all scores!
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fairy
Take points!
5
10
15
20
25
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shark
Other team loses 10 points!
Okay!
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lifesaver
Give 25 points!
Oops!
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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20
×
In circle S with โ RST= 112 degrees and RS = 7, find the area of the sector RST. Round to the nearest tenths and keep in terms of pi!
15.2ฯ
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