SSC
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The formula to find the area of cube is
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a³
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lbh
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(4/3) r³
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r²h
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Explanation:
Detailed explanation-1: -The formula for surface area is equal to six times of square of length of the sides of cube. It is represented by 6a2, where a is the side length of cube.It is basically the total surface area. Also, learn Volume Of A Cube.
Detailed explanation-2: -We will calculate the total surface area of the cube in each case. (a) We know that the length of the edge of the cube is 3cm. Substituting a=3 in the formula 6a2, total surface area of the cube =6(3)2=54cm2.
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