The height of the tower is half the height of the flagstaff on it and the angle of elevation of the top of the tower as seen from the point on the ground is 30° , find the angle of elevation of the top of the flagstaff as seen from the same point.
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Let the angle be x.
Height of the tower is h.then height of Flagstaff is 2h.
Tan30°=h/y=1/√3
y=h√3••••••••••(1)
TanX=h+2h/y
TanX=3h/y
TanX=3h/h√3
TanX=3/√3
TanX=√3
X=60°
Height of the tower is h.then height of Flagstaff is 2h.
Tan30°=h/y=1/√3
y=h√3••••••••••(1)
TanX=h+2h/y
TanX=3h/y
TanX=3h/h√3
TanX=3/√3
TanX=√3
X=60°
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