Polar Coordinate Independent Practice

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,  (5, 50°) to rectangular coordinates.

• (-1.3, -3.8)
• (3.2, 3.8)
• (4.8, -1.3)
• (3.8, 3.2)

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. 
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

Let w=-√3/2 + 1/2 i calculate the modulus and argument.

• 3, 120^o
• 5, 270^o
• 1, 150^o
• Not Possible

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 )

Tags

CCSS.HSN.CN.B.4

What quadrant would the point in polar form land in?
4 ( cos π /3 + i sin π /3)

• Quadrant 4
• Quadrant 1
• Quadrant 2
• Quadrant 3

Tags

CCSS.HSN.CN.B.4

Tags

CCSS.HSN.CN.B.4

Express the point in trig form in standard form.
4 ( cos π /3 + i sin π /3)

• 2 + 2√3 i
• 2 + √3 i
• 2 - 2√3 i
• -2 + 2√3 i

Tags

CCSS.HSN.CN.B.4