2021 JMPSC Sprint Problems/Problem 16

Revision as of 21:46, 10 July 2021 by Samrocksnature (talk | contribs) (Problem)

Problem

$ABCD$ is a concave quadrilateral with $AB = 12$, $BC = 16$, $AD = CD = 26$, and $\angle ABC=90^\circ$. Find the area of $ABCD$.

Sprint16.jpg

Solution