Converting to and from Polar Coordinates

Convert from polar coordinates, (6, 5π/4) to rectangular coordinates.

• (-3√2, -3√2)

• (3√2, 3√2)

• (6.0, 0.4)

• (-6.0, -0.4)

Tags

CCSS.HSN.CN.B.4

Convert from polar coordinates,  (20, 11π/6) to rectangular coordinates.

• (-10√2, 10)
• (10√2, -10)
• (10, -10√2)
• (-10, 10√2)

Tags

CCSS.HSN.CN.B.4

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

• r=5
• r=5sinΘ
• r=5cscΘ
• r=25

Tags

CCSS.HSN.CN.B.4

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

• r=4
• r=48secΘ
• r=48cscΘ
• r=√48

Tags

CCSS.HSN.CN.B.4

Convert the rectangular equation to a polar equation. 
y=7

• r=7
• r=7sinΘ
• r=7cscΘ
• r=49

Tags

CCSS.HSN.CN.B.4

Convert the rectangular equation to a polar equation. 
x=36

• r=36cosΘ
• r=36cscΘ
• r=36secΘ
• r=6

Tags

CCSS.HSN.CN.B.4

Convert the polar equation to rectangular equation. 
Θ=3π/4

• y=-x
• y=(-√2)x
• y=x
• y=-2x

Tags

CCSS.HSN.CN.B.4

Write the polar equation into a rectangular equation?
r=2sinΘ+2cosΘ

• x²+y²=2x+2y
• r=2x+2y
• r=x²+y²
• x²-y²=2x-2y

Tags

CCSS.HSN.CN.B.4

Write the polar equation into a rectangular equation?
r=sinΘ

• x²+y²=y
• y=x²
• 1=x²+y²
• x²+y²=2x+2y

Tags

CCSS.HSN.CN.B.4

Which are the two equations we use for converting from polar to rectangular?

Tags

CCSS.HSN.CN.B.4