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A crow is sitting on a branch of a tree and on ground surface wheat grains are spread. The crow flies towards the ground and picks up a grain and sit on the front wall. The possible path are shown in diagram. Choose the correct path so that path length becomes minimum.

  given that   \mathrm{BD}=\mathrm{DE}, \quad \angle \mathrm{AFB}=\angle \mathrm{EFC} \text {. }

Option: 1

ABC


Option: 2

ADC


Option: 3

AFC


Option: 4

AEC


Answers (1)

best_answer

Light takes shortest path hence AFC' = AFC

Posted by

jitender.kumar

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