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30-01-2015
Mathematics

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

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

Answer :

konrad509 konrad509

30-01-2015

[tex]\dfrac{|EF|}{|FG|}=\dfrac{|AB|}{|BC|}\\\\ \dfrac{20}{|GF|}=\dfrac{40}{30}\\ \dfrac{20}{|GF|}=\dfrac{4}{3}\\ 4|GF|=60\\ |GF|=15[/tex]

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