Question

Find the missing side length in the image below

Answer 1

Let missing side be x

Using basic proportionality theorem

`\\ \sf\longmapsto (45)/(35)=(x)/(56)`

`\\ \sf\longmapsto (9)/(7)=(x)/(56)`

`\\ \sf\longmapsto 7x=9(56)`

`\\ \sf\longmapsto x=(9(56))/(7)`

`\\ \sf\longmapsto x=72`