Multiple Ways to Write a Polar Coordinate

How do you write an ordered pair?

• (X,X)

• (θ, r)

• (r,θ)

• (Y,Y)

• A
• B
• C
• D

Express the complex number in polar form.
-2 + 5i

• 5.39 ( cos 1.95 + i sin 1.95)

• 5.39 ( cos 65.06 + i sin 65.06)

• 2.65 ( cos 1.95 - i sin 1.95 )

• 2.65 ( cos 65. 06 - i sin 65.06 )

Check all the correct answers. What are the polar coordinates for Point D?

Write the equation for this graph in polar form.

• r = -5sinΘ

• r = -5cosΘ

• r = 5sinΘ

• r = 5cosΘ

• r = cot θ csc θ

• r = tan θ csc θ

• r = tan θ sec θ

• r = 0

What is the equation?

• r = 4

• r = 8

• r = 4sin(Θ)

• r = 8sin(Θ)

How do you write an ordered pair in polar coordinates?

• (X, Y)

• (θ, r)

• (r,θ)

• (Y_Y)

How do you write an ordered pair in polar form?

• (x,y)

• (θ, r)

• (r,θ)

• (r,y)

When converting between rectangular and polar coordinates:

y = ?

• rcosθ

• rsinθ

• x² + y²

• y/x, x ≠ 0