(8) Tap the u button to the right of the toolbar. This will display the measurement box.
The above will also display numeric labels for each measurement currently on the
•
screen.
(9) Now you can use the numeric labels to specify measurement values in the calculation
you input in the measurement box.
•
To input a measurement value in the measurement box, input the at sign (@) followed
by the numeric label of the value. To input value [1], for example, you would input "@1".
Since we want to calculate the sum of angles DCB ([1]) and ACD ([2]) here, you
•
would input the following: @1+@2.
(10) After inputting the calculation expression, press E.
The calculation result is displayed to the right of
•
"EXPR=".
Tip
In steps (8) and (9) above, you also can input the numeric label of a displayed measurement value
into the measurement box by tapping the label. Tapping [1], for example, will input "@1" into the
measurement box.
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Drawing Figures
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Numeric labels