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

2 answers

Just substitute values and calculate.

L = 50+11(14)/7+10^2/4(25)
L=50+154/7+100/100
L=50+22+1
L=73