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Dallasb22

What is the area of a sector with radius 10" and measure of arc equal to 45°?

  • one year ago
  • one year ago

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  1. campbell_st
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    what fraction of a circle is an angle of 45..? the Sector Area = fraction x pi x r^2

    • one year ago
  2. Dallasb22
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    1/8 times pi times 100??

    • one year ago
  3. campbell_st
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    thats it.. well do... to get the fraction just use 45/360 the multiply by the area of the circle

    • one year ago
  4. Dallasb22
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    So do what next?

    • one year ago
  5. campbell_st
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    just multiply it out... the answer should be just less that 40 in^2

    • one year ago
  6. Dallasb22
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    25/2 pi?

    • one year ago
  7. campbell_st
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    you thats the exact answer..

    • one year ago
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