PC Unit 11 Polars "Quiz"

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

• B
• F
• D
• A

Which point represents (3, 3π/4)

• F
• E
• B
• A

Tags

CCSS.HSN.CN.B.4

Convert the polar coordinates to rectangular form

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

Tags

CCSS.HSN.CN.B.4

Convert the polar equation to rectangular form

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

How do you write an ordered pair in polar coordinates?

• (X, Y)

• (θ, r)

• (r,θ)

• (Y_Y)

Tags

CCSS.5.G.A.1

Find the rectangular coordinates of each polar point. (4, 3π/2)

• (4,4)

• (4,0)

• (0,-4)

• (0,1)

Transform the polar equation to an equation in rectangular coordinates. 
r=4

• x² + y²=16 ; circle, radius 4, center at pole
• x²+y²=4 circle, radius 2, center at pole
• x² - y²=16 ; circle, radius 16, center at pole
• y=4, 4 units above pole

Tags

CCSS.HSN.CN.B.4

Covert the rectangular equation to polar form

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

Tags

CCSS.HSN.CN.B.4

Covert the rectangular equation to polar form

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

Tags

CCSS.HSN.CN.B.4

Which equation represents the polar graph?

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