Multiply the number of feet by 30.48.
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3ft 9in = 45in (1ft = 12in)45in = 114.3cm (1in = 2.54cm)
1 ft = 30.48 cm (exactly) → 3 ft = 3 x 30.48 cm = 91.44 cm
Yes, using two 3ft x 3ft tiles.
3ft = 1yard
What is the circumference of a circle 3ft