
Math
Inverse Trigonometric functions Solutions
In the diagram below, assume that all points are given in rectangular coordinates. Determine the polar coordinates for each point using values of
r such that r> 0 and values of such that 0 <O< 27. Visually check your answers to ensure they make sense.
y
6
(5,4.9)
4
2
(0,2)
-6
-4
-2
2
4
6
-2
-4
7, +5.6)
.
(3.4, +6.1)
-6
a. (2,y) = (0,2) corresponds to (r, 0) =
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b. (x, y) = (-5,4.9) corresponds to (r, 2) =
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c. (?, y) = (-7, - 5.6) corresponds to (r, 8) =
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d. (2,y) = (3.4, -6.1) corresponds to (7,0)
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