1954 AMC 12 Question 46

Question 46

In the diagram, if points $A,$ $B,$ and $C$ are points of tangency, then $x$ equals:

1. $\dfrac3{16}\text{ in.}$
2. $\dfrac18\text{ in.}$
3. $\dfrac1{32}\text{ in.}$
4. $\dfrac3{32}\text{ in.}$
5. $\dfrac1{16}\text{ in.}$