1967 AHSME Problems/Problem 11

Problem

If the perimeter of rectangle $ABCD$ is $20$ inches, the least value of diagonal $\overline{AC}$ , in inches, is:

$\textbf{(A)}\ 0\qquad \textbf{(B)}\ \sqrt{50}\qquad \textbf{(C)}\ 10\qquad \textbf{(D)}\ \sqrt{200}\qquad \textbf{(E)}\ \text{none of these}$

$\fbox{B}$

1967 AHSME (Problems • Answer Key • Resources)
Preceded by Problem 10	Followed by Problem 12
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