madixy
How do I find the radius?? (Picture)



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madixy
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yummydum
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the radius of what?

madixy
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If the point (7,6) is the outside of a circle

yummydum
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okay so you want the length of the line from (0,0) to (7,6)?

madixy
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yes! :) I'm not sure how

JadeEyes
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Radius = sqrt (7 ^2 + 6^2)
Pythagoras theorem

madixy
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oh!! DUH! I was making it way too complicated! Thanks! Whoops!

JadeEyes
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Ur welcome..!! (: