Question 149543: Please help me solve this, I don't understand it!
The point (1,-1) in rectangular coordinates is the same as what point in polar coordinates.
Thank you, Natalie
Answer by Alan3354(69443)   (Show Source):
You can put this solution on YOUR website! Please help me solve this, I don't understand it!
The point (1,-1) in rectangular coordinates is the same as what point in polar coordinates.
Thank you, Natalie
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Polar coord use a distance from the origin and an angle.
Graph this point at (1,-1). Draw a line to it from the origin. That's the distance, and it's sqrt(2).
The angle is measured from the x-axis, so here it's -45 degs or +315.
http://archives.math.utk.edu/visual.calculus/0/polar.6/index.html
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