Casio FX-CG20 AU User Manual

14-47
k Locking or Unlocking a Measurement of an Object
By “locking a measurement” we mean that the corresponding object cannot be moved. For
example, if we lock a point to a circle and move the circle, the point will also move.
u To lock or unlock a measurement
The icon to the right of the measurement box indicates whether a measurement is locked or
unlocked.
Measurement is unlocked.
Measurement is locked.
u To lock a particular measurement
You can lock a particular measurement by performing any one of the following operations.
• Perform the procedure under “Specifying a Measurement of an Object” (page 14-45) to
specify the measurement. This will cause the specified measurement to become locked
automatically.
→
• If the icon to the right of the measurement box is , move the highlighting to the icon and
press w.
→
• Move the highlighting to the up arrow button to the right of the icon and press w. On the
menu that appears, select [Lock] and then press w.
→

Casio FX-CG20 AU Specifications

General

Model	FX-CG20 AU
Category	Calculator
Display Type	Color LCD
Resolution	384 x 216 pixels
Connectivity	USB
Graphing	Yes
Programming	Yes
3D Graphing	No
Spreadsheet	Yes
Equation Solver	Yes
Statistical Functions	Yes
Financial Functions	Yes
Compatibility	Windows, Mac
Dimensions	188.5 x 89 x 18.6 mm
Weight	230g
Power Supply	4 AAA batteries
Battery	AAA
Display Size	3.7 inches
Internal Memory	16MB