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Thursday, October 25, 2018

How to do volume

This week I learned how to find the volume of a 3d shape. If you expand a 2d shape 2 cm then it becomes a 3d shape remember that number and if its base is 2 cms then its length across will also be 2 cms. If you remember the numbers from early in the blog then it will help if you didn't then the numbers are 2 cms 2cms and 2cms so know you have to times the numbers so 2x2 is 4 but we still have a 2 so x 4 by 2 which as 8 so now since we are measuring volume and us times three numbers not 2 like area it is 8 cms 3 3 stands for cubed.

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