1.-
Circumference = 2 pi r
= 2 * 3.14 * 28.1/2
= 44.1 yd letter B
2.- Circumference = 2*pi* r
= = 2*3.14*11
= 69.08 in letter H
3.- Area = pi*r^2
= 3.14*(9)^2
= 254.34 mm^2 Letter B
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