Find the circumference of each circle. Use 3.14 for π. Round to the hundredths place.
a) radius 12 cm
b) diameter 44.4 m
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Answer:
a) circumference of circle= 2×3.14×r
=2×3.14×12
=75.36
b) radius= dia/2
=44.4/2
=22.2
circumference of circle= 2×3.14×22.2
=139.416
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