Math 7A, Lesson 12, 12/7/2014

Weidong Post in Fall 2014, Homework, Teaching info
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We talk about volumes and total surfaces areas of cubes and cuboids.

For a cube with the side as x, its volume is x^3 and total surface area is 6x^2.

For a cuboid with sides as l, w, h, its volume is lwh and total surface area is 2(lw + lh + wh).

Homework:

Page 35, 1(a,c,e), 2(b,d,f,h), 3, 8(a,b), 10, 11, 12, 13, 25, 26

 

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