Answer:
vvv
Step-by-step explanation:
2,4,6,8,10
Pattern Rule:Add 2
1,2,4,8,16
Pattern:Multiply by 2
Sorry these were simple.
Diameter = 8 cm
radius = diameter/2 = 4 cm
A = pi * r^2
A = pi * (4 cm)^2
A = 16pi cm^2
The answer is the fraction is 66/100 or simplified, 2/3<span />