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  • 30-01-2015
  • Mathematics
Answered

In the pair of similar trapezoids, what is the length of side DA?

In the pair of similar trapezoids what is the length of side DA class=


Answer :

konrad509
konrad509 konrad509
  • 30-01-2015
[tex]\dfrac{|EH|}{|GH|}=\dfrac{|AD|}{|CD|}\\\\ \dfrac{15}{20}=\dfrac{|AD|}{60}\\ \dfrac{3}{4}=\dfrac{|AD|}{60}\\ 4|AD|=180\\ |AD|=45[/tex]
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