Question

i will not be present on the annual function letter to principle

Answer 1

To,
The principal,
School name,
Date,
Subject : for participating in annual function.
Respected sir,
With due respect I want to state you that (name, class) of your school wants to take part in annual function which is going to be held in our school.
Sir, I hope you will be a kind enough to allow to take a part in the competition considering my performance.
Thanking you ,
Your obediently,
(your name)