Katie leans a 12-inch ruler against a stack of books that is 7 inches high. The ruler leans in such a way that the tip of the ru
2 answers:
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<span>circumference is L=2
L=2π9=18π=18*3.14=56.52 in
Answer: </span>circumference is <span>18π or 56.52 in</span>
L=2π9=18π=18*3.14=56.52 in
Answer: </span>circumference is <span>18π or 56.52 in</span>