Applet contains a problem in which students need to use the segment addition postulate to solve for the given lengths into which a segment is split.
This applet is the 3rd applet to immediately follow SAP - Problem 2.
For SAP - Problem 1 (Discovery), go to http://tube.geogebra.org/m/1513217.
For SAP - Problem 2, go to http://tube.geogebra.org/m/1513473.