zarias5 zarias5

26-07-2018
Mathematics

contestada

I’m confused on this one

Im confused on this one class=

Respuesta :

26-07-2018

Hi,

Perimeter AEDCB=3*10+15+20=65 (units)

Ratio of the similitude r*15=21==>r=21/15=1.4

Perimeter RQPTS=65*1.4=91(units)

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