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How to sin55°=●8192 and cos65°=●4226........please clearly teach me i m really nothing know about this ...please teach me a good concept about this

How to sin55°=●8192 and cos65°=●4226........please clearly teach me i m really nothing know about this ...please teach me a good concept about this

Grade:10

1 Answers

Aditya srinivas
52 Points
4 years ago
Sin55 can be written as sin[90-45] hence apply sin(A-B) formula =( sinA cosB-cosA sinB) and hence we get the result and the same way we can get cos65 also

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