how to find values for sin 30, cos 30, and tan 30

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How to find the exact value of cos 30 degrees using a calculator?

Solve | sin 30 degree | using calculator (Casio fx-991MS)

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32536559Find the value of `2sin30^(@)cos30^(@)`.

Fix scientific calculator issue. change settings from radians to degree. values of sin, cos or tan

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Solve | Sin π/6 | using calculator (Casio fx-991MS)

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Using the formula cos A =sqrt((1+cos2A)/(2)), find the value of cos30^(@), it is given that cos6...