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OpenStudy (ashsmashum1290):
Estimate the area of the circle to the nearest unit. A.12 cm B.192 cm C.24 cm D.48 cm
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OpenStudy (ashsmashum1290):
|dw:1428957164257:dw|
OpenStudy (anonymous):
whats the formula??
OpenStudy (ashsmashum1290):
@Mehek14
Mehek (mehek14):
find the radius first
OpenStudy (ashsmashum1290):
i don't know?? the radius is 4
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Mehek (mehek14):
ok so \(\Large{π4^2}\)?
OpenStudy (ashsmashum1290):
4x4?
Mehek (mehek14):
yes 4 x 4 x π
OpenStudy (ashsmashum1290):
4x4=16 and then 16x3.14=50.24
Mehek (mehek14):
it's close to 48
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OpenStudy (ashsmashum1290):
oh okay thanks so its D
Mehek (mehek14):
yep
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