In a right-angled triangle, one of the legs is 5 √3 cm. Find the second leg if the angle adjacent to this leg is 30 degrees.

univerkov | April 11, 2021 | education

Let us determine the length of the BC leg through the tangent of the acute angle.

tgBAC = BC / AB.

BC = AB * tg30 = 5 * √3 * (1 / √3) = 5 cm.

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