monasia97 monasia97
  • 02-08-2018
  • Mathematics
contestada

find the area and the circumference of a circle with diameter 4 m

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bunnymarshmarloykw47
bunnymarshmarloykw47 bunnymarshmarloykw47
  • 02-08-2018
The area of a circle:
[tex]2\pi \: {r}[/tex]

We need to first find the radius of the circle:
4÷2
=2

We can then find the circumference:
[tex]2\pi(2) \\ = 4\pi \\ = 12.566...[/tex]
If you are to take absolute value,the answer would be 4兀m.

Otherwise,the aswer would be 12.566m.

Hope it helps!
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