Circles
1 / 3
Pre-Calculus
Vectors
10th
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What type of graphs are these?
r=asinθ
centered over y-axis; radius is a/2 (a= diameter)
r=acosθ
centered over the polar axis (x-axis); a/2 =r (a=diameter)
r=a
a (the constant) is the radius centered over the pole