Reflector
The circular reflector throws a light cone with a vertex angle 49° and is on 33 m height tower. The axis of the light beam has the axis of the tower angle 30°.
What is the maximum length of the illuminated horizontal plane?
What is the maximum length of the illuminated horizontal plane?
Correct answer:
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planimetricsgoniometry and trigonometryUnits of physical quantitiesGrade of the word problem
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