Square and cubic unit keys label quantities that are already areas or volumes. They do not apply a square or cube operation to the number. Once labeled, the same quantity can be displayed in another compatible unit.
Enter and convert an area
Label a known area with square units. This does not square the number.1
Clear the current entry
Use 2nd if a unit is above its button.
- Press Clear entry.C
Calculate
Enter square feet
Press 14, then Second, then Select area units, then Square feet.14→2nd→Area→ft²Convert to square inches
Press Square inches.in²
- Example result2016 square inches
Enter and convert a volume
Label a known volume with cubic units. This does not cube the number.2
Clear the current entry
Use 2nd if a unit is above its button.
- Press Clear entry.C
Calculate
Enter cubic feet
Press 14, then Select volume units, then Cubic feet.14→Volume→ft³Convert to cubic inches
Press Cubic inches.in³
- Example result24192 cubic inches
Enter square millimeters
Select Area with 2nd → Area, then tap mm². Use 2nd first if mm² is above its button.1
Clear the current entry
- Press Clear entry.C
Calculate
Square millimeters
Press 100, then Second, then Select area units.100→2nd→AreaPress the keys
Press Square millimeters.mm²
- Example result100 square millimeters
Enter cubic millimeters
Select Volume, then tap mm³. Use 2nd first if mm³ is above its button.2
Clear the current entry
- Press Clear entry.C
Calculate
Cubic millimeters
Press 100, then Select volume units.100→VolumePress the keys
Press Cubic millimeters.mm³
- Example result100 cubic millimeters
Display assumptions
Keep the guide beside your calculation.
These examples are built into Figure. Open Help while you calculate, then return to the same guide and reading position.
See Help in Figure →