On Monday Sarah had homework in 7⁄10 of her classes, Tuesday 3⁄5 , Wednesday 9⁄11 , and Thursday 1⁄2 . Which day did she have th
2 answers:
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Answer:
210°
Step-by-step explanation:
Given
sinΘ = -
Note taken the inverse sine of the positive value of the ratio, gives the related acute angle, that is
Θ = (
) = 30° ← related acute angle
Thus the required angle in the third quadrant is
Θ = 180° + 30° = 210°