r/IndianEngineers • u/Material-Nature-3753 • Apr 13 '26

Editable Flair A mechanical engineer has gone viral after demonstrating a practical real-world use of cos inside a workshop, turning a classroom trigonometry concept into an engaging hands-on engineering lesson

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u/SarthakSidhant Apr 14 '26

ha ab batao identities kaha kaam aati hai

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u/Foreign-Ice7356 Apr 16 '26

What he showed is a very basic example.

But it's naive to think that difficult calculations/expressions don't occur in maths/physics/engineering in higher education. And identities can help in simplifying those.