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I JUST NEED HELP ON NUMBER 5 & 6! Thankyou!

I JUST NEED HELP ON NUMBER 5 & 6! Thankyou!-example-1
User Aleen
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1 Answer

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To find a co-terminal angle just add or subtract 360

56 + 360 = 416

pi / 4 = 45 degrees + 360 = 405, back to radians = 9pi/4

9pi/4

User Reda Lahdili
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