2021 JMPSC Sprint Problems/Problem 16
Revision as of 21:46, 10 July 2021 by Samrocksnature (talk | contribs) (Created page with "==Problem== <math>ABCD</math> is a concave quadrilateral with <math>AB = 12</math>, <math>BC = 16</math>, <math>AD = CD = 26</math>, and <math>\angle ABC=90^\circ</math>. Fin...")