যদি θ সূক্ষ্মকোণ এবং sin(θ + 16°) = 1/2 হয়, তবে θ এর মান কত?
Solution
Correct Answer: Option D
sin(θ + 16°) = 1/2
⇒ sin(θ + 16°) = sin30°
⇒ θ + 16° = 30°
⇒ θ = 30° - 16°
∴ θ = 14°
⇒ sin(θ + 16°) = sin30°
⇒ θ + 16° = 30°
⇒ θ = 30° - 16°
∴ θ = 14°
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