Bell skates at 10 miles per hour and kristin skates at 14 mile per hour. if they keep up that pace for 4 5 hours, how far apart will they be at the end of that time?

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex