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5.7.1.2 Inverse
The known data:
P1: The first known point
P2: The second known point
The unknown data:
α:Direction from P1 to P2
d1: Slope distance between P1 and P2 .
d2: Horizontal distance between P1 and P2
d3: Height distance between P1 and P2
Press F2 to start Inverse.
Input 2 known points, one as the point to
start and the other as the point to end.
Or you can call up the points from the
LIST.
Press CALC to calculate the display the
result.
Press RECORD to save the result. Press
ESC to quit and start a new Inverse
calculation.