The ratio of boys to girls in a homeroom at Twin Rivers Middle School is 3:2 If there are 12 boys, how many girls are there in the homeroom?

a

step-by-step explanation:

answer would be 8.64 or s = 11π/4 inches

step-by-step explanation:

s = r θ  

where s = arc length  

r = radius = 3 inches  

θ = central angle in radians = ( π /180)*165  

s = 3(π/180)*165  

= 8.64 inches

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