Question

the length of the shadow a 4m high vertical pole on the level ground at an instant when the sun elevation is 60 degree is ​

Answer 1

Answer:

Length of the pole=4m

Length of the shadow=?

Angle of elevation=60°

tan 60°=Length of the pole /Length of shadow

=>√3=4/length of the shadow

=>Length of the shadow=4/√3=2.30metres.