Question

if ∆PQR~∆XYZ and 4QR=7YZ,then ar(∆XYZ)/ar(∆PQR)=___​

Answer 1

Step-by-step explanation:

∆PQR~∆XYZ

4QR=7YZ

=> QR/YZ=7/4

So ar(∆XYZ)/ar(∆PQR)=(YZ/QR)²

=(4/7)²=16/49=16:49.(answer).

hope it will help you.