Mastering the Calculator using the Casio fx-82MS 39
Example 1
Suppose that you have a trigonometric problem where the angle involved is given in degrees
and minutes. e.g. Find x where
’
The keystrokes involved are:
The display should show 1.728343, so x is approximately 1.73
Example 2
If you wish to convert an angle in degrees to its equivalent in degrees, minutes and seconds:
e.g. 34.88°, the keystrokes are:
The display should read 34°52°48.
Example 3
To find the sum of 5 hours 52 minutes 30 seconds and 7 hours 45 minutes 49 seconds:
The keystrokes are:
The display should read 13.638611 (hours).
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