Formal letter format

Dear Student,
Given below is the format for a formal letter.
______________________________________________________________________________________________
Sender's Address
(Leave a blank line)
Date
(Leave a blank line)
Receiver's Address
(Leave a blank line)
Sir,
(Leave a blank line)
Subject:
(Leave a blank line)
Body of the letter that is usually separated into three parts namely introduction, main subject and conclusion.
(Leave a blank line)
Complimentary closing
Sender's name.
__________________________________________________________________________________________________
I hope you find this answer helpful.
Regards