Answers

2015-07-07T12:52:47+08:00
Let l=5 and w=12
perimeter = 2l+2w
34=2(5)+2(12)
34=10+24
34=34
using pythagorean theorem
d=sqr root(5^2+12^2)
d=sqr root(169)
d=13

circumference=2* pi*r or d*pi
=13*3.14...
=40.84 inches



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