02:45
Length: Practical Problem Involving Electrical Wire, A
This clip presents a practical problem involving the conversion of yards to meters. The student is asked to figure out how much electrical wire is left on a spool of 400 yards after an electrician uses 20 meters of wire for each of 16 apartments. "...
06:36
Angles, Arcs and Sectors: Angles, Circles and Arcs
This clip includes several practical problems in its discussion of angles in circles. It also explains how to find the length of an arc.