There is no set amount for the size of your penis in puberty, it will grow don't worry.
That is not big i am 15 and i have 8.5
Yes
Yes !
There may be a correctable cause, a Doctor would be able to check. It may simply be how you are built. It is the same as asking why you have the hair and eye color you do, why you are the height you are or any other physical trait. Everyone wants 10 inches and it just doesn't happen. How big your penis is does not define who you are or what kind of a life you will have. It is small, the average for a 15 year old is four inches.
That depends on whether you are measuring your penis while it is flaccid or erect. A flaccid penis would be about 3 inches normally. An erect penis is usually 4-6 inches.
I expect you mean 10cm not inches ! No it is not too small it is average.
No my friend well done!
The average male penis is 5.1 to 5.9 inches so I would say you are well-endowed.
The average human penis is between 5 and 6 inches, so at a rough estimate small would be anywhere below 4.5 inches and large anywhere above 7.
No, 27 inches is abnormally small for a matured male penis.
that's a little small but its ok
The average adult penis is between 5 and 6 inches. There is wide variation in penis size in adult males. The average adult penis is between 5 and 6 inches. There is wide variation in penis size in adult males.
No, it is within normal size for your age.