Question

Find the missing side length in the image below

Answer 1

Let missing side be x

Using basic proportionality theorem

`\\ \sf\longmapsto (18)/(14)=(27)/(x)`

`\\ \sf\longmapsto (9)/(7)=(27)/(x)`

`\\ \sf\longmapsto 9x=7(27)`

`\\ \sf\longmapsto x=(7(27))/(9)`

`\\ \sf\longmapsto x=21`