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Mathematics 22 Online
OpenStudy (calebxjr):

help

OpenStudy (calebxjr):

OpenStudy (misty1212):

HI!!

OpenStudy (calebxjr):

hello

OpenStudy (misty1212):

the area of a circle is \(\pi r^2\) you have \(r=5\) and one quarter of the circle

OpenStudy (misty1212):

so do \[\frac{\pi\times 25}{4}\]on a calculator

OpenStudy (calebxjr):

but i got 19.625 itswrong

rishavraj (rishavraj):

thts correct :))

OpenStudy (calebxjr):

what is

OpenStudy (calebxjr):

but there is not 19.625

OpenStudy (calebxjr):

so its wrong

rishavraj (rishavraj):

sucks u need to find the perimeter not the area...the way @misty1212 did is used to find the area :P

OpenStudy (anonymous):

lol

OpenStudy (calebxjr):

what a troll

OpenStudy (anonymous):

C = 2pir

OpenStudy (calebxjr):

wot

OpenStudy (calebxjr):

is that the answer

OpenStudy (anonymous):

circumference of a circle is 2 times pi times r

OpenStudy (anonymous):

figure out your circumference and divide by 4 then add the two radiuses

OpenStudy (anonymous):

10pi/4 + 2r

OpenStudy (anonymous):

What did you get Cale?

OpenStudy (calebxjr):

i dont know what ur saying right now

OpenStudy (anonymous):

You want the perimeter of the figure. You need to find the circumference of the circle, then divide by 4. Add to that 2r. Circumference = 2 times pi times r divide your circumference by 4 add to that 2r r = 5

OpenStudy (anonymous):

What did you get for an answer?

OpenStudy (anonymous):

(2*3.14*5)/4 + 2*5 = answer

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