Circle Graphs Central Angles
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the central angle for a sector representing 20% of a circle graph.
60 degrees
90 degrees
72 degrees
45 degrees
Tags
CCSS.4.MD.C.5B
CCSS.HSG.CO.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the measure of the central angle in a circle graph representing 45% of the total data.
180 degrees
162 degrees
90 degrees
45 degrees
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the percentage represented by a sector with a central angle of 90 degrees in a circle graph.
50%
90%
30%
25%
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sectors in a circle graph are labeled: Dogs 40%, Cats - 30%, Birds - 20%, Fish - 10%.
What is the measure of the angle for the Birds sector?
40 degrees
360 degrees
144 degrees
4 degrees
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the measure of arc ABC = 210°, what is the measure of ∠AOC?
150°
100°
210°
105°
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x.
5
20
40
85
Tags
CCSS.HSG.C.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the measure of arc AB.
17
34
68
146
Tags
CCSS.HSG.C.A.2
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