A 21 -year-old boy? More like a young man. If he is 6ft tall that is 182.88 cm
ou start out 25cm from the mirror: the image is 50 centimeters away. One second later, when your nose hits the mirror, the image is right on top of you--0 centimeters away. So in one second, the image traveled 50 centimeters with respect to you--thus the speed is 50 centimeters per second, or 50 cm/s.
the average foot size of a 5 year old is 14 and a half
Is that the African or European five-year-old boy? Also, is the five-year-old boy laden or unladen? The average foot size of a laden five-year-old boy can increase from one-half to one full size, depending on the time of day of the measurement. Measuring later in the day will result in a larger average foot size for both laden and unladen five-year-old boys. However the difference will always be lesser for unladen five-year-old boys.
umm some what yeah it depends if a girl or boy is asking
what is the average pulse rate of a twelve year old boy?
The people of okinawa is the most shortest average height in japan. average height of okinawan boy at the age of 17 is 169.2cm. The most tallest average height in japan is the people of Akita prefecture, average height of there is 173 cm in 17 years old boy.
170
what is the height for 9 class in nepal
In america, 5'8-5'10.
There is no normal height, because it is changed but there is a average height. If you are 5 ft to 5ft 4inches, you are in the average range.
it is about 5'2
45
The average height for a 14-14 1/2 boy is 5'2-5'3"
The average or normal height of a ten year old girl who's in 5th grade is 4'5-4'8
An average height of a 6th grade boy is about 5'0-5'4
The average height for a 9 year old is 135cm (4'5") for a boy and 130cm (4'3") for a girl.
The average height for an 11-month-old boy is around 29 inches (74 cm), and the average weight is around 20-24 pounds (9-11 kg). It's important to note that there can be variations in height and weight within this age group based on genetic and environmental factors.