Mathematics
Grade 7
45 min
Circle graphs and central angles
Tutorial Preview
1
A survey shows 25% of students prefer pizza. What is the central angle for the 'Pizza' sector?
2
The 'Soccer' sector has a central angle of 72°. What percentage of students prefer soccer?
3
200 students were surveyed. If 40% chose 'Blue', how many students chose 'Blue'?
Sample Practice Questions
Easy
In a class poll, 50% of students chose summer as their favorite season. What is the central angle for the 'Summer' sector?
0.180°
1.90°
2.50°
3.360°
Easy
A circle graph shows favorite pets. The 'Dogs' sector has a central angle of 180°. What percentage of people chose dogs?
0.25%
1.50%
2.75%
3.100%
Easy
A family's budget shows 10% is spent on entertainment. What is the central angle for the 'Entertainment' sector on a circle graph?
0.10°
1.18°
2.36°
3.72°
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Frequently asked questions
What grade level is "Circle graphs and central angles"?
Circle graphs and central angles is a Grade 7 Mathematics lesson on ExcelOS.
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How many practice questions are included with Circle graphs and central angles?
This lesson includes 24 practice questions across multiple difficulty levels, each with instant feedback and explanations.