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Mathematics 18 Online
OpenStudy (anonymous):

My problem is attached, Thanks!

OpenStudy (anonymous):

OpenStudy (saifoo.khan):

C.

OpenStudy (anonymous):

C. is right :) r^2=CM^2 + MO^2 CM=1/2 CD r^2=21^2 + 17^2=730

OpenStudy (anonymous):

good? do you understand why?

OpenStudy (anonymous):

Ya I think I can work that out. Thanks for the info!

OpenStudy (matthewrlee):

I wish my problems we small enough to attach. I would attach them and never come back to this site again. You lead a very fortunate life, mathkid4747.

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