This assignment is more difficult. The aim is to construct the inscribed circle. You first have to construct a macro for the angle bisector. Then you apply this macro to get the center of the inscribed circle. Finally, you construct the circle itself.

 

Construct the inscribed circle!

Here are some hints.

  • Select the macro generation tool.
  • As parameters, select C, A and then B. Click the macro icon once more.
  • As a target, select the angle bisector. Click the macro icon once more.
  • In the dialog, name the macro "angle bisector" and close the dialog with OK.
  • To use the macro, right click somewhere and select the macro.
  • Now apply the macro to the angle ABC. Click on A, B and then C.
  • Draw a rectangular from the intersection of the angle bisectors to one side.
  • Now draw a circle through the base point of the rectangular.

Solution