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Mathematics, 10.03.2021 02:50 rsimmons696

4.Consider this equation. cos(θ)= -2√5/5

If 0 is an angle in quadrant II, what is the value of sin(θ)?

A. √5/5

B. 1/2

C. -√5/5

D. -1/2​

(Please explain your answer)​

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4.Consider this equation. cos(θ)= -2√5/5

If 0 is an angle in quadrant II, what is the va...
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