Question

2 boys of = hight 179cm are standing on the ground at the same point and are watching a showcase of hight 200cm from the ground and the angle of elevation is 60 and 30 respectively find the distance between the 2 boys and the showcase separately. ​

Answer 1

Answer:

the distance between the boys and the showcase is

24.24 cm and 12.12cm

Answer 2

Answer:

If boy A catches boy B in time t, 

⟹(vt)2=(v1t)2+a2

⟹t2=v2−v12a2

⟹t=v2−v12a