stephanieringordalin stephanieringordalin

08-05-2021
Mathematics

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If 0° < 0 < 90° or 180° < 0 < 270°, explain why sin 20 is always positive.

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Аноним Аноним

08-05-2021

The value of sin (20°) will always be positive, because :

0° < 20° < 90°

we know, that 20° lies in first quadrant and values of sin in first quadrant is always positive.

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