Polar Coordinates And Complex Numbers Worksheets With Answers - Math 611b Page 11
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50Worthwhile Tasks for Instruction and/or Assessment
Suggested Resources
Polar and Rectangular Coordinates (9.3)
Polar and Rectangular Coordinates
Pencil/Paper
Worksheet (9.3)
Find the polar coordinates of the following points in
#
$
2 < 2 B and r
rectangular form. Use 0
0.
a) (8,15)
b) ( ! 3,4)
Pencil/Paper
Write each point using rectangular coordinates:
a) (2,120°)
b) ( ! 3, B /2)
Pencil/Paper
Write each polar equation in rectangular form:
a) r = 3 cos 2
b) r = ! 4
c) 2 = B /4
Pencil/Paper
Write each rectangular equation in polar form:
a) x = 4
b) y = ! 2
2
2
c) x
+ y
= 16
2
2
d) x
+ y
= 6y
Group Discussion
θ
tan
=
r
Write
in rectangular form.
θ
cos
2
When converted to rectangular form we get “ y = x
".
11
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