skittikinz
What is the area of the largest circle that can fit inside a square that has an area of 16km squared? The formula for the area of a circle is A=πr2
Express answer to the nearet hundredth of a cm.
Sorry, I'm not smart. lol :)
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pottersheep
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well radius would be 1/2 the side of the square
pottersheep
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Did yo usolve for the square yet?
pottersheep
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oh its 4 lol
pottersheep
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so radius is 2...
pottersheep
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19.7
tutordiffeq
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pi*r^2, r=2, 4pi
tutordiffeq
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12.56
pottersheep
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whoops i calculated wrong
skittikinz
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mhm
i got 12.56 aswell
pottersheep
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12.56 is the correct answer
skittikinz
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thanks for the help :)
skittikinz
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oh yeah i have to show it with a diagram... O.o
skittikinz
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|dw:1318732827707:dw|
skittikinz
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would that be a good diagram?? :P
pottersheep
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|dw:1318733027680:dw|
pottersheep
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and use units i forgot
skittikinz
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kk thanks :)