yarisbelarocho yarisbelarocho

19-10-2017
Mathematics

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A window has a radius of 12 inches. What is the circumference of the window? Use 3.14 to approximate pi. Round your answer to the nearest whole number.

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jclid507oy37z3 jclid507oy37z3

19-10-2017

75 inch is the circumference

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AJGreen AJGreen

19-10-2017

You can use π*R² to work out the area of a circle,
The radius has been given to you so...
π*12² = 452.38

The area is 452.38 inches²

You can use π*2r to work out the circumference;
π*24 = 75.3 inches
Hope this helps! :)

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