Please explain in the answer how to get answers without a calculator too, thanks. The point P is on the unit circle. If the y-coordinate of P is −4/6, and P is in quadrant III, then

Trigonometry (MindTap Course List)
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ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
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ChapterA: Appendix: Review Topics
SectionA.2: Review Of Geometry
Problem 56PS
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Please explain in the answer how to get answers without a calculator too, thanks.

The point P is on the unit circle. If the y-coordinate of P is −4/6, and P is in quadrant III, then

x=

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