Answer:
615.44
Step-by-step explanation:
If diameter = 28, then radius is 14
Area = 3.14 x (14x14) =615.44
1<x<6 or its x>1 and x>6
x= 623/7 x =89 89 pages every night
A week has 7 days
She reads 623 pages in one week(623 in 7 days)
6x-8
you multiply 2*3x=6x then 4*2=8
therefore 6x-8=(3x-4)2
