Answer:
Mean age = 1271.27
Step-by-step explanation:
No of children = 77
The age at which children first began to combine words = 16.51 months
Mean age = No of children × age at which children first began to combine words
= 77 × 16.51
= 1271.27
Mean age = 1271.27
131.88 or jus do radius times 2 so 21+ 21 = 42.
42 x pi(3.14) = 131.88
Answer:
i think its 19 minunts i could be wrong but if not i hope this helps
Step-by-step explanation:
Answer:
No, is the answer. :)
Step-by-step explanation:
