Calculate the sides? Thank you!!

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1 Answer
May 7, 2017

#BE=14.4cm#

#AD=32.5cm#

Explanation:

You have to use the properties of similar triangles:

#{AB}/{AC}={BE}/{CD}={AE}/{AD}#

Hence, since #AB=20cm# and #AC=25cm#, we have

#BE=[AB*CD}/{AC}={20*18}/25=14.4cm#

#AD=[AC*AE}/{AB}={25*26}/20=32.5cm#