🎓 IB Exam Prep

In a right triangle, if one angle is 30° and the hypotenuse is 10, what is the length of the side opposite the 30° angle?

A 5
B 5√3
C 10√3
D 10

✓ Correct Answer: Option A

In a 30-60-90 triangle, the side opposite 30° is half the hypotenuse. So it's 10/2 = 5.

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