Well, if you were going to get them, you would have got them when you were around 12. If not, don't worry. They're disgusting.
Less time than the hair on your head. hair is hair.
Around a month.
It just depends on the person
Mine first started to appear when I was twelve but when I was 13 it was full grown so about a year and it will be at full legth
Dogs have hair all over. Including their armpits. There is hair in the area that would be an armpit, but dogs do not have arms, so they don't have armpit hair per se.
i think not because my college teacher had cancer and believe me she didn't
Hair typically grows at the rate of 1/2 inch per month.
it depends on how much hair is in the brush
Everyone's body is different, so there's no real answer to that. But I can assure you it WILL eventually grow, and you shouldn't think too much about body hair.
Some develepments in girls after puberty are your hips are wider, you start to develop breasts, you have your period, pubic hair, armpit hair, you have to wear deodorant, and you might have to take showers every day.
Pretty long
depends how long your hair is now