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anonymous
 one year ago
Find the rectangular coordinates of the point with the polar coordinates (3, 3/2 pi).
anonymous
 one year ago
Find the rectangular coordinates of the point with the polar coordinates (3, 3/2 pi).

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welshfella
 one year ago
Best ResponseYou've already chosen the best response.1x = r cos theta y = r sin theta

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Yeah i got that part I just need help with after like what to plug and how to solve

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1is that angle dw:1440265941854:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1the second item in the parentheses  the angle is it as i've drawn it?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1440266149897:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1Ok so what is the cosine of this angle/

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1right and the radius is 3 so y coordinate is 380 = 0 now find 3 sin (3pi/2) and you have your answer
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