DonK
DonK
26-01-2015
Mathematics
contestada
Using similar triangles, what is x?
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konrad509
konrad509
26-01-2015
[tex]\dfrac{x}{2.5}=\dfrac{x+2.4}{2.5+2}\\ \dfrac{x}{2.5}=\dfrac{x+2.4}{4.5}\\ 4.5x=2.5(x+2.4)\\ 4.5x=2.5x+6\\ 2x=6\\ x=3[/tex]
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