persaudjocelyn persaudjocelyn
  • 15-03-2020
  • Mathematics
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A circle with radius 3 has a sector with a central angle of 60 degrees. What is the area of the sector?

A circle with radius 3 has a sector with a central angle of 60 degrees What is the area of the sector class=

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sqdancefan
sqdancefan sqdancefan
  • 15-03-2020

Answer:

  4.71 square units

Step-by-step explanation:

The area of a sector can be computed from the formula ...

  A = (1/2)r²θ

where θ is the central angle in radians. Here, that angle is ...

  θ = 60° = π/3 radians

so the area is ...

  A = (1/2)(3²)(π/3) = (3/2)π = 4.71 . . . . square units

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