Question

A boy is standing at a distance of 48m from a building observes the top of the buildings and makes an angle of elevation of 30 degree.Find height of the building

Answer 1

use hypotaneous formula

x^2 = 48^2 + 30^2
x^2 = 2304 + 900
x^2 = 3204
x = 56 cm

Answer 2

We can solve it easily by the the height and distance and trigonometric functions