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If less work is needed, it may be because there is a lower amount of friction between the glass and the cart.
The surface area of a right cone is the amount of square units that is needed to cover the surface of a cone. To find a surface area of a right cone , follow this formula S.A = 3.14rl + 3.14r(r) I hope it helped you.
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Technically, once you know the weight of the box and the height of the platform, you can state the amount of"work" or "energy" needed to raise the box onto the platform. But there's no such thing as the power "needed"to do the job.Power is just the rate of doing work. You can calculate the amount of work needed, but it doesn't matter whetherthe work is done slowly or fast ... with low or high power.
The geometric term for the number of square units needed to cover a surface is called the area of said surface.