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Mathematics 11 Online
OpenStudy (anonymous):

How do I find the radius?? (Picture)

OpenStudy (anonymous):

OpenStudy (anonymous):

the radius of what?

OpenStudy (anonymous):

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

OpenStudy (anonymous):

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

OpenStudy (anonymous):

yes! :) I'm not sure how

OpenStudy (anonymous):

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

OpenStudy (anonymous):

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

OpenStudy (anonymous):

Ur welcome..!! (:

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