Find the missing dimension in Fig. 1. See Example.Figure 1ExampleTwo cuts are made from a...

Find the missing dimension in Fig. 1. See Example.

Figure 1

Example

Two cuts are made from a 72-in. pipe (see Fig. 1). The two lengths cut from the pipe are 28 in. and 15 in. How much of the pipe is left after these cuts are made?

Figure 1 Lengths cut from pipe.