Math, asked by vahileabhishek2874, 1 year ago

In triangle abc corresponding to triangle def and their perimeter are 32cm snd 24cm respectively. If ab =10cm then de=?

Answers

Answered by kingitaat

Answer:

OK, the question is very simple. Simple when you are in classical world. In this world from a point A to B light always follows that path which requires least time (Fermat's principle - Wikipedia). From Fermat’s Principle you can easily proof that incident angle = reflected angle. Huygens’ Wave Theory also suggest the same thing.

Step-by-step explanation:

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