AHSME 1960 Problem 5

The number of distinct points common to the graphs of $x^2+y^2=9$ and $y^2=9$ is: $\textbf{(A) }\text{infinitely many} \textbf{(B) }\text{four} \textbf{(C) }\text{two} \textbf{(D) }\text{one} \textbf{(E) }\text{none}$