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2021 JMPSC Sprint Problems/Problem 16

Revision as of 22:46, 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

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