No. 172. The leg AC of a right triangle ABC with a right angle C lies in the plane α, and the angle

Опубликовано: 28 Июль 2026
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#172. Leg AC of a right triangle ABC with right angle C lies in plane α, and the angle between planes α and ABC is 60°. Find the distance from point B to plane α if AC = 5 cm and AB = 13 cm.

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