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L=2C+11(D+d)/7+(D-d)^2/4C

what is L(in inches)if D=12 inches d=2inches and C=25 inches

• math -

Just substitute values and calculate.

L = 50+11(14)/7+10^2/4(25)

• math -

L=50+154/7+100/100
L=50+22+1
L=73

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