Published by:
CGP EDU Academic Team
Published on: August 14, 2026
If from the top of a tower 80 meters high the angles of depression of the top and bottom of a house are 30° and 45° respectively, then the height of the house is
A
meters
B
meters
C
meters
D
meters
Text Solution
Verified by ExpertsThe correct answer is:
C
meters
Let, OA is tower and BC is house
Given, OA = 80 meters
ACD = 30°
ABO = 45°
Let, BC = h meters
In 
ABO,
= tan 45° 
OB = 
= 80 meters
In 
ADC,
meters
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