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Mathematics 7 Online
OpenStudy (anonymous):

A circle with center (-3,5) passes through point (-9,-3). Find the circumference of the circle. leave your answer in terms of pi

OpenStudy (anonymous):

C=2*pi*r

OpenStudy (anonymous):

to find r - distance between points: \[r ^{2}=(-3-(-9))^{2}+(5-(-3))^{2}\]

OpenStudy (anonymous):

r=10 so C=20*pi

OpenStudy (anonymous):

are you good...?

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

yea and can u help me with the shaded area

OpenStudy (anonymous):

which one is that? I'll look for it

OpenStudy (anonymous):

please click on good answer... it shows your questions not answered :)

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