Question

The angle of elevation of the top of a building from a point of 30m away from the foot of the building is 30 degrees, when the distance of the point is reduced by 10m, the angle of elevation becomes theta. Find
(i) find the of the building
(ii) find the value of theta

Answer 1

Answer:

i)heigh of building is 10 root 3 metres

ii)value of theta is 60 degree