Question 678225

a similar triangles have proportional sides

given: the side of a triangle measure {{{5}}},{{{8}}}, and {{{10}}} 

and the shortest side of a similar triangle is {{{7}}}

solution: 

let {{{x}}} be the lenght of the longest side of the other triangle, than


{{{5:10=7:x}}}


{{{5x=7*10}}}


{{{5x=70}}}


{{{x=70/5}}}


{{{x=14}}}