Question

if the angle of depression from the top of a Building. Situated 10 root 3 metre away from the bottom of the building is 60 degree then the height of the building will be

Answer 1

AB= height of building
BC= 10root 3

tan60° = AB/BC
root 3 = AB/ 10 root 3
AB= 10 root 3 × root 3
AB= 10×3
AB = 30 cm