Polar and rectangular

Find the polar coordinates of the rectangular point. (0,3)

• (3,π)
• (3,0)
• (3,π/2)
• (3,-3π/2)

How do you write an ordered pair in polar coordinates?

• (X, Y)

• (θ, r)

• (r,θ)

• (Y_Y)

Convert the polar coordinates to rectangular form

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

What is the radius to the following rectangular point:

(5, 2)

• 5

• 2

• √29

• √27

Converting between rectangular and polar coordinates:

x = ?

• rcosθ

• rsinθ

• x² + y²

• y/x, x ≠ 0

Converting between rectangular and polar coordinates:

r² = ?

• rcosθ

• rsinθ

• x² + y²

• y/x, x ≠ 0

Which of the following is the polar equivalence to (x + 3)² + (y - 4)²= 25

• (-3, 4) r = 5

• r = 8sinθ - 6cosθ

• r = 8sinθ + 6cosθ

• r = -8sinθ + 6 cosθ

What is the rectangular equivalence of r = 2tanθsecθ?

• y = ½x²

• y = x²

• y = ¾x²

• y = ⅓x²

Convert the rectangular equation to a polar equation. 
x²+y²=25

• r=5
• r=5sinΘ
• r=5cscΘ
• r=25

Convert the rectangular equation to a polar equation. 
3x²+3y²-48=0

• r=4
• r=48secΘ
• r=48cscΘ
• r=√48