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Mathematics 19 Online
OpenStudy (pengy120):

the width of a rectangle is S. The length is 3S. How long is a diagonal of the rectangle? Express your answer in simplified radical form. This is a question on my homework, i've been trying to think of how to do it but know way is coming to mind...please help!

OpenStudy (whpalmer4):

|dw:1393983416812:dw| Look like anything you've seen before?

OpenStudy (whpalmer4):

Try the Pythagorean theorem, with a = 3S and b = S

OpenStudy (pengy120):

oh, okay, thank you very much

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