Chrystal958 Chrystal958

28-05-2015
Physics

Answered

What is the approximate circumference of a circle with a radius of 40 inches? Use π ≈ 3.14. A. 125.6 inches B. 251.2 inches C. 502.4 inches D. 5024 inches

Answer :

fanguiano10 fanguiano10

28-05-2015

the approximate circumference is B.251.2
c=2πr

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vuvuong003 vuvuong003

28-05-2015

Formula= C= [tex]2πr[/tex], π≈3.14
Plug the numbers into formula and you get [tex]40*2*3.14[/tex]
The answer is B.251.2 in

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