Practice · Trigonometry of Right Triangles — L2 Sine, cosine, tangent: finding a side

Question 1 of 10 · 0 correct so far
Difficulty: Medium
Short answer

A right triangle has hypotenuse 20 cm and a marked angle of 30°. Find the side opposite the marked angle.

Fractions like 1 1/2, 9/6 and 3/2 are all accepted where they're equal.

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