Polar Coordinates Unit Test Review

Convert the rectangular coordinates to polar form. 
(√8, √8)

• (√2 , 7π/4)
• (2 , 3π/4)
• (4 , π/4)
• (4 , 5π/4)

Convert the rectangular coordinates to polar form.
 -(√6, -√2)

• (√8 , 7π/6)
• (4 , 3π/4)
• (√8 , π/6)
• (8 , 7π/6)

Convert the polar coordinates to rectangular form.
(6, 2π/3)

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

Covert the rectangular equation to polar form.
x² + y² = 9

• r² = 81
• r = 3
• r = 4.5
• r sin θ = 9

Covert the rectangular equation to polar form.
y = x²

• r = cot θ csc θ
• r = tan θ csc θ
• r = tan θ sec θ
• r = 0

Covert the rectangular equation to polar form.
x = 4

• r sin θ = 4
• r = 4 csc θ
• r = sec θ ∕ 4
• r = 4 sec θ

Convert the polar equation to rectangular form. 
r = 7

• x² + y² = 49
• x = 7
• x + y = 49
• x² + y² = 7

Convert the polar equation to rectangular form.
r = 2 secϴ

• x = 2 cos θ
• x = 2
• y = 2
• x² + y² = 2

Convert the polar equation to rectangular form.
θ = π

• y = x
• x = 0
• y = 0
• tan θ = 0

Which point represents (3, 3π/4)?

• F
• E
• B
• A