NEEEEED6HELP
NEEEEED6HELP
28-03-2017
Mathematics
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NEED HELP NOW 25 POINTS!!!!!!
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acutler1243
acutler1243
28-03-2017
4) 62.8 cm^2
5) It is quadrupled
Answer Link
angelofgodforev
angelofgodforev
28-03-2017
First you have to find the area of the smaller inner circle:
A=
πr^2
A=
π4^2
A=
π16
A= 3.14 x 16
A= 50.24
Then, you have to find the area of the whole circle:
A=πr^2
A=π6^2
A=π36
A= 3.14 x 36
A= 113.04
Now, you simply subtract 50.24 from 113.04 to get 62.8
Answer Link
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