trina685 trina685
  • 18-01-2015
  • Mathematics
contestada

What is the circumference of a circle when the diameter is 8 cm?

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logo88
logo88 logo88
  • 18-01-2015
circumference= π multiplied by diameter
circumference = π multiplied by 8 cm

circumference= 25.13 cm (to two decimal places)
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wicketsnout
wicketsnout wicketsnout
  • 18-01-2015
25.12
the formula is pi*r*2 
the diameter is 2 times the radius.
8 times pi is 25.12
Answer Link

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