What is the value of sin 30°?
Answer and explanation
Correct answer: A. 1/2
- Step 1: Recall the special triangle with angles 30°, 60°, 90°. Step 2. The side opposite 30° is half the hypotenuse. Answer: 1/2. Why not the others: √3/2 is sin 60°, √2/2 is sin 45° and 1 is sin 90°.
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