Without a calculator determine if the whether sin 192 is postivte or a negatvive

1 answer:

6 0

The end point for a 192 degree angle is located in the third quadrant, where both x and y are negative, so both sin192, cos192 are negative.

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user100 [1]

A is the answer
I think

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2 years ago

Virty [35]

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Harrizon [31]

For #2, ∠3 and ∠1 are supplementary. You know that the measure of ∠1 is 162°, so what is ∠3? 180-162=18.
m∠3=18° if ∠1=162°.
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tresset_1 [31]

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Dennis_Churaev [7]

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