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Mathematics 21 Online
OpenStudy (anonymous):

The lid for a circular plastic food container has a diameter of 9 cm. What is the approximate area of the top of the lid? Use 3.14 to approximate pi and round your answer to the nearest hundredth.

OpenStudy (anonymous):

and i got 63.585

OpenStudy (anonymous):

@Legends

OpenStudy (anonymous):

@TheSmartOne

OpenStudy (anonymous):

i got 63.585

TheSmartOne (thesmartone):

diameter = 2 x radius

TheSmartOne (thesmartone):

Area = pi x r^2

OpenStudy (anonymous):

so am i correct?

TheSmartOne (thesmartone):

yup

OpenStudy (anonymous):

♛ ☺ /|\ /\

TheSmartOne (thesmartone):

gtg now bye :P

OpenStudy (anonymous):

do i have to round it

TheSmartOne (thesmartone):

yes

TheSmartOne (thesmartone):

SO 63.59

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