Question

write the values of cos 45°,sin 60° , sin 90°,tan 30°​

Answer 1

Answer:

The exact value of cos(45°) is √(2) / 2

The exact value of sin(60°) sin ( 60 ° ) is √32 .

sin 90 degree equals to the fractional value of 1/ 1.

Tan 30 degree is equal to 1/√3 and its exact value is 0.57735.

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