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Worksheet
Curated OER

Circle Formulas

For Students 10th
Tenth graders apply various circle formulas to determine radii, diameter, circumference, area, arc length, and sector area. The two page worksheet contains twenty-five problems. Answers are not provided. 
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Worksheet
Curated OER

Area of Sectors

For Students 10th - Higher Ed
In this area of sectors worksheet, students find the area of a given sector, area of inscribed figures, and area of shaded regions. This two-page worksheet contains 20 problems. An answer sheet is provided on the third page.
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PPT
Sophia Learning

Sophia: Finding the Area of a Sector Using the Central Angle: Lesson 2

For Students 9th - 10th Standards
This lesson explains how the central angle can be used to determine the area of a sector and presents several practice problems. Includes answers and a short quiz. It is 2 of 5 in the series titled "Finding the Area of a Sector Using the...
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PPT
Sophia Learning

Sophia: Sector of a Circle: Lesson 2

For Students 9th - 10th
This lesson will define the term sector. It is 2 of 10 in the series titled "Sector of a Circle."
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Unit Plan
Sophia Learning

Sophia: Sector of a Circle: Lesson 5

For Students 7th - 8th
This lesson will define the term sector. It is 5 of 10 in the series titled "Sector of a Circle."