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Mathematics 9 Online
OpenStudy (anonymous):

A circular picture is 8 inches in diameter. Part A What is the area of the picture in square inches? A. 4π square inches B. 8π square inches C. 16π square inches D. 32π square inches

rvc (rvc):

what is the formula for area of the circle? @Ihatehomework44649

OpenStudy (anonymous):

TTR2

OpenStudy (anonymous):

no a=ttr2

rvc (rvc):

\[A= \pi r^2\]

OpenStudy (anonymous):

I do believe it is D don't take my word for it though.

OpenStudy (anonymous):

oh it looks like two t's lol

rvc (rvc):

where r= radius of circle

OpenStudy (anonymous):

??

rvc (rvc):

so @Ihatehomework44649 whats the radius

OpenStudy (anonymous):

what does this have to do with my problem :?

rvc (rvc):

u have to find the area so u need to know the radius

OpenStudy (anonymous):

the radius is 4 inches since the radius is half of the diam eter

OpenStudy (anonymous):

so is the answer A or something?

rvc (rvc):

here radius =4inches

OpenStudy (skullpatrol):

|dw:1427373935892:dw|

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