Polar Coordinates 2.0

What is the equation?

• r = 4sin(Θ)

• r = -2sin(Θ)

• r = 2cos(Θ)

• r = -4cos(Θ)

What is the equation?

• Θ = π/4

• Θ = -5π/4

• Θ = -3π/4

• Θ = 5π/4

This particular equation generates what graph

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Which equation represents the polar graph?

• r = sin 4θ
• r = 6 sin 2θ
• r = 6 cos 4θ
• r = cos 4θ

Which equation represents the polar graph?

• r = 6 + 6 sin θ
• r = 12 sin θ
• r = 4 - 3 sin θ
• r = 4 + 5 sin θ

Identify the polar equation:

r² = 9cos(2θ)

• lemniscate

• limacon with inner loop

• cardioid

• rose

Which equation below generates this particular graph?

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Determine the polar equation of the given graph.

• r² = -9sin(2θ)
• r² = 9cos(2θ)
• r² = -9cos(2θ)
• r² = 9sin(2θ)

Describe the curve

• Rose with 3 leaves
• Circle
• Cardioid
• Inner loop limacon

The polar coordinate system is based on a point, called the ______ and a ray, called the _______ axis.

• pole, polar

• radias, x

• pole, x

• radias, polar