Polar Practice

Which point represents (3, 135°)?

• F

• E

• B

• A

Which point represents the polar coordinate

(-4, -120°)?

• B

• F

• D

• A

Convert the polar coordinates to rectangular coordinates.

• ( -3, 3)

• (3, 3√3)

• (-3, 3√3)

• (3, -3√3)

Convert the polar coordinates to rectangular coordinates.

• (1, 1)

• (1, -1)

• (-1, 0)

• (-1, -1)

Which point represents (5, π)?

• F

• E

• B

• A

Which point represents (-4, π/2)?

• D

• C

• B

• A

Which point represents (4, 3π/2)?

• D

• C

• B

• A

Express the point in rectangular form.

4 ( cis 60°)

• 2 + 2√3 i

• 2 + √3 i

• 2 - 2√3 i

• -2 + 2√3 i

(2 cis 20° ) / ( 3 cis105°)

• 2/3(cis 275°)

• 2/3(cis -85°)

• 3/2(cis 85°)

• 6(cis125°)

(2cis120°) ( 3cis 305°)

• 3/2(cis425°)

• 3/2(cis125°)

• 6 cis 65°

• 6 cis 425°