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Solve the equation sin theta = 0.3 to the nearest tenth. Use the restrictions 90degrees < theta < 180degrees.

A)
θ=107.5


B)
θ=162.5


C)
θ=197.5


D)
θ=17.5

User Skoll
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1 Answer

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We first do:
∅ = sin⁻¹(0.3)
∅ = 17.5°

To go into the second quadrant, we add 90°.
∅ = 17.5 + 90
= 107.5°
The answer is A.
User Samet DEDE
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6.8k points