PeakTech 2801 Bedienungsanleitung Seite 40

2. To determine the hypotenuse (x) press the "Pythagorean"
button (8) again until the icon for the cathetus (a) flashes:
Measure to the first cathetus (a) with the "ON/MEAS" key (1).
Then flashes the second cathetus (b) that you measure with the
"ON/MEAS" key (1). In the main line now the result of the
hypotenuse (x) is displayed.
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6.13 Indirect Measurement length (x) using 3
Measurements
1. Press the "Pythagoras" button (8) three times until the
indicator for "indirect measurement by three readings" switches
to:
The distance to be measured (a) flashes in the symbol. Aim at
the upper point of the measured distance (x) and trigger the
measurement of the distance (a). After the first measurement the
value is adopted. Measure the distance (b) the lower point of the
track (x) and press the "ON/MEAS" key (1). The second value is
now displayed. Keep the instrument as horizontal as possible
now. Press the "ON/MEAS" key (1) to the distance (c) measure.
The result of the function (x) is shown in the summary line.
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