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OpenStudy (anonymous):
Given x=0, y=-1/2 find the missing r. Please help!
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OpenStudy (lgbasallote):
is this the one with \[r = \sqrt{x^2 + y^2}\]
OpenStudy (anonymous):
I'm not sure but the options are: a. +/1/2 b. 1/4 c. 1/2 d. -1/2
OpenStudy (lgbasallote):
yup definitely that one
OpenStudy (lgbasallote):
use the formula i gave
OpenStudy (anonymous):
C.!
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OpenStudy (lgbasallote):
yup
OpenStudy (lgbasallote):
one question though...is this that polar coordinate thingy lesson?
OpenStudy (anonymous):
Hmmm, nope. :/
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