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Using a Protractor to make a pie chart

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Uploaded by on Oct 18, 2009

This video shows how to use a protractor to measure out the slices in a
pie chart.

Category:

Education

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License:

Standard YouTube License

  • likes, 2 dislikes

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Uploader Comments (ACCMath1332)

  • For example in the video, there were 24 A's out of a total of 81 vowels. 24/81 = .30*100% = 30%.

    30% of 360degrees is .30*360 = 108 degrees.

  • To get the percentage you take the number of each divided by the total and multiply by 100%. Then you take that percentage of 360 degrees to get the degree for each section. So really, there is no need to convert to a percent to obtain the degree of each slice because you would need to multiply by the decimal to obtain your degrees.

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All Comments (18)

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  • tthhhanxx

    

  • Thanks for explaining my teacher says it and does it fast that I don't understand it but urs is great for my so

    THANK YOU!!!!!!!!!!!!!!!!!!

  • this really helped me cuz i was totally clueless, thanks for putting such a useful video online:) u gotta luv utube

  • I cant do it correctly, because my protractor is too small to reach the dot using the hole

  • thank you - this helped a lot! :)

  • how cant u like this video?! it does what it says it does and unless you dont speek english you should be able to get it

  • thnx

  • Woosh Thanks

  • Thanks a lot =)

  • I LOVE you

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