Polar Grid and Solving Triangles Test Review!

Convert the polar coordinates to rectangular form

• ( -3, 3)
• (3, 3√3)
• (-3, 3√3)
• (3, -3√3)

Tags

CCSS.HSN.CN.B.4

Which equation represents the polar graph?

• r = sin θ
• r = sin 4θ
• r = 4 sin θ
• r = 4 cos θ

Tags

CCSS.HSN.CN.B.4

Which point represents the polar coordinate
(-4, -2π/3)

• B
• F
• D
• A

Tags

CCSS.HSN.CN.B.4

How do you write an ordered pair?

• (X,X)
• (θ, r)
• (r,θ)
• (Y,Y)

Tags

CCSS.HSN.CN.B.4

Which point represents (-4, 4π/3)

• F
• E
• B
• A

Tags

CCSS.HSN.CN.B.4

Which point represents (5, π)

• F
• E
• B
• A

Tags

CCSS.HSN.CN.B.4

Plot each point given in polar coordinates and find the other polar coordinates (r,θ) if the point which  r >0, -2π≤θ<0.
(-2,3π)

• (2, -2π)
• (-2, π)
• (2, 2π)
• (-2, -2π)

Tags

CCSS.HSN.CN.B.4

Plot each point given in polar coordinates and find the other polar coordinates (r,θ) if the point which r<0, 0≤θ<2π
(1, π/2)

• (-1, 3π/2)
• (1, -3π/2)
• (1, 5π/2)
• (-1, -5π/2)

Tags

CCSS.HSN.CN.B.4

Identify the polar equation:
r=1+sinθ

• cardioid
• circle
• limacon with inner loop
• spiral

Which of these is an equation for this dimpled limaçon?

• r = 3 + 2 cosθ
• r = 2 + 3 cosθ
• r = 2 + 2cosθ
• r = 2 - 3cosθ