kLocking 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.

uTo 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.

uTo 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.

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•If the icon to the right of the measurement box is , move the highlighting to the icon and press w.

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•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.

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