An advertising board at the top of a building
is being illuminated by a projector's light that
is placed 60 m from the base of the building.
How tall is the board if the angles of elevation
of the lower and upper ends of the board from
the projector's light are 30° and 45°?
Its a question from Heights and distance.
Answers
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Answer:
Heightofbuilding=10m
Step-by-step explanation:
• In the given question information given about the angle of elevation of the top of a building from the foot of a tower is 30° and the angle of elevation of the top of the tower from the foot of the building is 60°. If the tower height is 30 m
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