Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 3 
A. 
x2 + y2 = 9; circle, radius 3,
center at pole
B. 
x = 3; vertical line 3 units to the right
of the pole
C. 
x2 + 
2 = 
; circle,
radius 
, center at 
in
rectangular coordinates
D. 
2 + y2 = 
; circle,
radius 
, center at 
in
rectangular coordinates
Answer: A
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A. 
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B. - 
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C. - 
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