maths A boy of night 90* cm is walking away from the base of lamp post at the speed of 1.2m height of lamp postis 3.6 mt find the length ofshadow after 4sec
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distance after 4 sec = s×t = 1.2×4 = 4.8m
let A be top of the lamp post B be the bottom
C be the top of boy D be the bottom
E be the end of the shadow
Prove triangle AEB similar to CDE
and use BPT to find this
let A be top of the lamp post B be the bottom
C be the top of boy D be the bottom
E be the end of the shadow
Prove triangle AEB similar to CDE
and use BPT to find this
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