1. Centimeter
2. Kilogram
3. Millisecond
4. DL
5. Kg
6. Mm
7. S
8. Mm
9. Us
I think is True! Is the best answer. Because the trumpet it make them sounds like the lips with the musician and it vibrate.
Answer:


Explanation:
From the question we are told that
Distance of eyes from the top of hat 
Distance of eyes from buckle 
Generally position of mirror relative eyes x is mathematically given as



Generally the height of the mirror h is mathematically given as



