Answer:
A = 2.25
Step-by-step explanation:
If you divide 2a = 4.5 by 2 on both sides you will get a = 2.25
Answer: -4
Step-by-step explanation:
45 because 180 divided by 2=90 and 90 divided by 2= 45 because she needs area which is length times width= area and area divided by length or width= the other
I think 5?
These are the ages,
12, 12, 14, 15, 17,
28, 29,
40, 41, 44, 45,
50,
69
Only the people on the first row are under 19 and there are 5 people.