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d2jsp Forums > Off-Topic > General Chat > Homework Help > Is 240 Degrees The Coterminal Of 60 Degrees?
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#11
Nov 5 2013 07:43pm
Quote (penoyman @ Nov 5 2013 05:47pm)
the question is:

Even though 30 degrees and 150 degrees are non-coterminal angles, a calculator will verify that sin 30 = sin 150.


what do they mean "are non-coterminal angles" ????
it means they don't meet the above criteria, posted by Dontrunaway and weslee
.

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#12
Nov 5 2013 07:45pm
Quote (Dontrunaway @ Nov 5 2013 07:40pm)
120 and 240 are NOT coterminal angles

-120 and 240 are


explain why -120 and 240 are coterminal angles
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#13
Nov 5 2013 07:49pm
ok I get it now

the other hand went clockwise so that's -120

and the other hand went counterclockwise so it went 240,, and the thing said it's coterminal

WOOOHOOO HOORAY!!!!!
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