Coterminal Reference Angles
Authored by Anthony Clark
Mathematics
12th Grade
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find a coterminal angle to -90°.
-450°
90°
180°
-180°
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find a coterminal angle to -27°.
-387°
27°
323°
-393°
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the negative and positive coterminal angles of 240°?
540°, -120°
600°, -120°
425°, -240°
120°, -135°
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the negative and positive coterminal angles of -225°?
375°, -600°
125°, -356°
135°, -585°
60°, -120°
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find an angle coterminal with an angle which measures 11π ∕ 3.
17 π / 3
4π ∕ 3
π ∕ 3
8π ∕ 3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find an angle coterminal with an angle measuring 17π / 4 radians.
π ∕ 3
5π ∕ 4
π ∕ 4
13π ∕ 4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the reference angle for 240°?
60°
30°
45°
210°
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