#2 is 5
#3 is 18.9
#4 is 14.1
#14 is yes it does
In total it rained 96.6cm that year but on average it rained 100cm that year.
You would multiply 8.05 times the #of momths which is twelve.
Since a pentagon has 5 sides, you would divide the perimeter by the number of sides.
641.5/5 = 128.3cm
Therefore, the length of one side of the pentagon is 128.3cm.
280 mg = 70 Ml
280/70 = 4
50 mL x 4 = 200 mg
200 mg