Chapter 13, Problem 11A

Four sets of equally spaced holes are shown in the machined plate in Figure 13-4. Determine dimensions A, B, C, and D to 2 decimal places. All dimensions are in millimeters.

   $\begin{array}{l}\text{A}=\underset{\_}{}\\ \text{B}=\underset{\_}{}\\ \text{C}=\underset{\_}{}\\ \text{D}=\underset{\_}{}\end{array}$