28 is a multiple of 7 and also a factor of seven!
I guess you need to find what E is, though sadly this isnt enough information to me....
Answer:
41
Step-by-step explanation:
13 cm × 3.14 ( pi )
will give you
40.82 = 41
A - Radius to Area
π r² is the formula to find the area in a circle
3x^2 + 11x - 4 = 0
x^2 + (11/3)x = 4/3
(x+11/6)^2 = 169/36
Answer is B.