Question

Can someone please help with this math problem

Answer 1

∆ABC=∆ADE ............by AA test of similarity

CAB=EAB....................COMMON ANGLE

CBA=EDA....................EACH 90°

AB/AD =CB/ED.........CSST

9/6=3/x

3/2=3/x

x=2 x 3/3

x=2