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Sector of a CircleSection 11.5
Sector – portion of the area of a circle
area of sector = arc measure area of circle 360
Definitions & Formulas
Find the area of the red sector below.
Sectors
Find the area of the blue sector below.
Sectors
Given the area of the red sector below, what is the area of circle V?
Area
Find the EXACT area of a circle with a diameter of 6 ft.
What is the area of the sector with a central angle of 120o?
Area
2A r
p. 758: 3-31(odds)
Practice Problems
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