Z axis for point coordinates, 329
Z coordinates, 34
in distance measurements, 187, 330
in Dynamic Input display, 8
Z scale factor for blocks, 237
Zero Suppression options, 318, 321–323
ZIGZAG linetype, 225
Zoom command, 23–24
Zoom Previous tool, 24
Zoom toolbar, 18
Zoom Window tool, 24
zooming
locking viewport views from, 347–348
working with, 23–24, 23