Solve the problem.Let angle POQ be designated ?. Angles PQR and VRQ are right angles. If ? = 38°, find the length of OV accurate to four decimal places. 

A. 1.6243
B. 0.7880
C. 0.6157
D. 1.2690

Answer: D

Mathematics

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A.
B.
C.
D.

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A. 6 B. 26 C. 18 D. 22

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Decide whether the slope is positive, negative, zero, or undefined.

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