Average ht/wt: Average height and weight for a 9 year old by looking at a growth chart would be around 54inches and 62 lbs. But you have to be cautious about these numbers as people's body builds vary and weight may be lighter or heavier. Ideally, one should look at the bmi.
Answered 4/8/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
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