Решение задачи по физике раздел 1 пункт 54 оптика

54. Two plane mirrors are arranged at an angle to each other and placed between a point source of light. The distance from this source to a mirror 3 cm to the other - 8 cm. The distance between the first image in the mirror 14 cm. Find angle β (degrees) between the mirrors.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)