Question

Dont know how to do this and someone please do it for me!

Answer 1

Solution given;

the ratio to corresponding side are

1. 4/3
2. 6/x
3. 9/12

I know by comparing corresponding side

if

3/4=x/6

doing crisscrossed multiplication

6*3=4*x

18=4x

x=18/4

x=9/2