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154 cm is 60.62995 inches, or 5.052432 feet
154 cm = 5.05 feet.
r = 7.0014 cm
pi*radius2 = 154 sq cm radius = 7.001408606 cm circumference = 2*7.001408606*pi = 43.99114768 or about 44 cm
154 cubic inches = 2524 cubic cm, approx.