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.
Answers: 1
( since BC=4 and AD= 9)
(taking square root )
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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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