Click first point then drag cursor anywhere along +X red guide line. Observe Angle and Distance values automatically highlight in Numeric Input palette.
Type 10’-0”, Enter. Observe the line is drawn 10’-0” along the +X axis.
Drag cursor anywhere along +Y green guide line.
Type 10’-0”, Enter. Observe the line is drawn 10’-0” along the +Y axis.
Drag cursor anywhere along -X red guide line.
Type 10’-0”, Enter. Observe the line is drawn 10’-0” along the -X axis.
Note, you don’t have to type negative numbers for distance because the angle is automatically determined by where the cursor is along the guide line.