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Can someone please answer. There is one problem. There's a picture. Thank you!!

Can someone please answer. There is one problem. There's a picture. Thank you!!
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1 vote
Can someone please answer. There is one problem. There's a picture. Thank you!!

Can someone please answer. There is one problem. There's a picture. Thank you!!-example-1
User Ilitirit
by
9.0k points

1 Answer

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Cos(-θ) = Cosθ By trigonometric identity.

Cos(-360) = Cos360

Cos360 = 1
User Joshua Kelly
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7.5k points
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