laptop side part broken

[venkateswareddy Kasana]

my laptop model is dell inspiron 7720 SE, my laptop's side part i.e the bottom one from dvd writer to the last edge on side of screen is broken, can help me how to fix it. if you want the pictures of broken part, I can provide them

 

[hang-the-9]

If it's cracked, replace the case. Posting pictures would help for sure.