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Finding Point on Circle - How would you solve it?

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by palvarez » Mon Nov 16, 2009 10:31 am
The angle between x-axis and OP = 30 degrees because of (-sqrt(3), 1)
The angle between x-axis and OQ = 60 degrees.

Q = (rcos60, rsin60), where r = radius = 2
Q = (1, sqrt(3))
Last edited by palvarez on Mon Nov 16, 2009 12:44 pm, edited 1 time in total.
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by cbenk121 » Mon Nov 16, 2009 12:39 pm
palvarez wrote:The angle between x-axis and OP = 30 degrees because of (-sqrt(3), 1)
The angle between x-axis and OQ = 60 degrees.

Q = (rcos60, rsin60), where r = radius = 2
A = (1, sqrt(3))
Ah, that makes sense. Thanks!
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