anonymous
  • anonymous
Medal given to person who answers! Find the area of a sector of a circle with radius 12 and arc length 10(pi). Show work
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
|dw:1365192409384:dw|Ok for this one is is easiest to draw it out first.
anonymous
  • anonymous
|dw:1365192545644:dw|
anonymous
  • anonymous
That is the final answer?

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anonymous
  • anonymous
No, right?
anonymous
  • anonymous
Like what are the steps?
anonymous
  • anonymous
No that isn't the answer.. You have to plug in the information they have given you. The r in this formula represents 12, the radius. While m represents the measure of the length they gave you, 10pi.
anonymous
  • anonymous
So:\[144 \left( 10\pi \right) \over 360\]
anonymous
  • anonymous
1440pi over 360?
anonymous
  • anonymous
a=pir^2*10pi/2pir=5pir
anonymous
  • anonymous
Could someone just write out the entire answer so that i can understand the steps easier? Thanks
anonymous
  • anonymous
@Emah Could you help?
anonymous
  • anonymous
A=pi r^2/2 pi r*10 pi=5 pi r=5 pi 12=60 pi
anonymous
  • anonymous
Sorry but im not following..Maybe make it easier to read?
anonymous
  • anonymous
I'm sorry, I know how to do this, but I can't figure out the 10pi being the measure.. Usually its a degree..
anonymous
  • anonymous
A=(πr^2)/2πr*10π=5πr=5π*12=60π
anonymous
  • anonymous
does the / mean a fraction like (pi)(r)^2 over something else?

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