Right-angle calculations are available for inputs:- AB, AC, AX, BC, BX and CX.

Isosceles calculations are available for inputs:- ABX, BCY, ACZ, BCX, CAY,YBA, ZCB, ABH, ACH and BCH. Calculations for ABZ and XAC are not possible at this time. calculations are possible for ABC, if C and B are of equal length.