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ChinaGurl
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The diameter of a circle is 3.5 inches. What is the circumference of the circle?
.....38.5?
 2 years ago
 2 years ago
ChinaGurl Group Title
The diameter of a circle is 3.5 inches. What is the circumference of the circle? .....38.5?
 2 years ago
 2 years ago

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tiaph Group TitleBest ResponseYou've already chosen the best response.2
Circumference is given by 2(pi) (radius) = (pi)(diameter)= pi * 3.5= 11 inches. pi r^2 is for area of a circle.
 2 years ago

JonPelc Group TitleBest ResponseYou've already chosen the best response.1
2*pi*r will get you the answer. 2r is the diameter so you already have that part. Just multiply by pi.
 2 years ago

ChinaGurl Group TitleBest ResponseYou've already chosen the best response.1
I solved it....turned out to be 11in
 2 years ago
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