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Volume of a Cone - YourTeacher.com - Math Help

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Uploaded by on May 7, 2008

For a complete lesson on volume of a cone, go to http://www.yourteacher.com - 1000+ online math lessons featuring a personal math teacher inside every lesson! In this lesson, students learn that the formula for the volume of a cylinder is pi times radius squared times height, so the volume of a cylinder that has a radius of 10 feet and a height of 40 feet is pi times 10 squared times 40, or pi times 100 times 40, or 4000 pi cubic feet. And since pi = 3.14, 4000 pi cubic feet can also be written as 4000 times 3.14, or 12,560 cubic feet. Students also learn that the formula for the volume of a sphere is 4/3 times pi times radius cubed, and the formula for the volume of a cone is 1/3 times pi times radius squared times height.

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  • mmmmmmmmmm... pie....

  • dayum gurl!

  • @nirvana38i thank you so much., you just saved me from watching this video. math genious

  • She seems like the kind of person, that if disturb her lesson, she will completely slap the shit out of you.

  • waattttttqtTQTT im lost.!

  • @buttaz3000 True my man, true.

  • listning to her voice is harder than being constipated

  • this was the hardest one for me.

  • this is wrong uj get the slanted height omg

  • Or instead of simplifying 18 you couldve just did 18 x 64 divided by 3. Same answer :)

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