Question 2

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by dmateer25 » Sat Nov 15, 2008 4:41 pm
We are given that arc ABC=24

We know that this is an equilateral triangle. Therefore, all 3 arcs will be of equal length.

AB =12
BC=12
AC=12

circumference of a circle = 2pi(r)

36 = 2pi(r)
r=~5.7

d=5.7*2=~11