Given that sin theta -0 9063 where O leq theta ... - WAEC Mathematics 1991 Question
Given that sin \(\theta\) = -0.9063, where O \(\leq\) \(\theta\) \(\leq\) 270°, find \(\theta\).
A
65o
B
115o
C
145o
D
245o
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Correct Option: D
Sin\(\theta\) = -0.9063; \(\theta\) = sin-1(0.9063)
\(\theta\) = -64.99 = -65°
\(\theta\) = 180° - (-65);
180 + 65 = 245°
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