Mathematics, 27.06.2019 06:30 wolffee895

Diagonal ac divides the trapezoid abcd (with bases ad and bc , ad> bc) into two similar triangles, △abc and △dca. find ac if bc=4 cm and ad=9 cm.

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Diagonal ac divides the trapezoid abcd (with bases ad and bc , ad> bc) into two similar triangles...

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