Answer:
One time I went to the hair salon to get a haircut. I didn't realize it, but I was the barber's first customer. I asked for an inch to be cut off. But she accidentally only cut half of an inch. I looked into the mirror, not noticing any difference. My hair looked the same as before! Once she fixed her mistake, I was able to notice that my hair was shorter.
Explanation:
I hope this helped!