Children playground

The playground has the shape of a trapezoid, the parallel sides have a length of 36 m and 21 m, the remaining two sides are 14 m long and 16 m long. Determine the size of the inner trapezoid angles.


A =  53.576 °
B =  66.868 °
C =  113.132 °
D =  126.424 °


Solution in text A =
Solution in text B =
Solution in text C =
Solution in text D =

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