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Mathematics 21 Online
OpenStudy (anonymous):

Does anyone know how to do this?

OpenStudy (anonymous):

Do what exactly?

OpenStudy (anonymous):

OpenStudy (anonymous):

IDK. Sorry.

OpenStudy (anonymous):

it's okay

OpenStudy (anonymous):

I think it's C. 35.9

OpenStudy (anonymous):

are you sure?

OpenStudy (anonymous):

A little

OpenStudy (anonymous):

how did you get it?

OpenStudy (anonymous):

...or not

OpenStudy (anonymous):

|dw:1400521096539:dw| Now, by the Pythagorean theorem, (x+17)^2 = 30^2 + x^2 x^2 + 34x + 289 = x^2 + 900 34x = 611 x = 17.97. x is the radius, so the diameter is about 35.9

OpenStudy (anonymous):

thank you

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