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In convex quadrilateral $ABCD$, $AB=BC=13$, $CD=DA=10$, and $\angle D=60^\circ$.  Points $X$ and $Y$ are the midpoints of $\overline{BC}$ and $\overline{DA}$ respectively.  Compute $XY^2$ (the square of the length of $XY$).

 Aug 4, 2023
 #1
avatar+125622 
+1

Here :

 

https://web2.0calc.com/questions/in-convex-quadrilateral-abcd-ab-bc-13-cd-da-24-and_1

 

 

cool cool cool

 Aug 4, 2023

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