Casio fx-100AU PLUS User Manual download pdf (Page 9)

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Degrees, minutes and seconds

Thex button is used to enter degrees, minutes and seconds. To enter 52

36’ 12” press

52x36x12x

Expressing a decimal in degrees, minutes and seconds

This process is slightly different to the process on previous calculators. Press

57.33908728x= to express 57.33908728 in degrees, minutes and

seconds.

Using an inverse trigonometric function

The button sequence ql1.56= is required to solve the equation tanφ = 1.56.

If you press x at the end of ql1.56= the calculator will display the answer in

degrees, minutes and seconds. This process is slightly different to the process on previous calculators.

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Casio fx-100AU PLUS User Manual Page 9