Surface Area of a Cube

A cube is a solid with 6 equal faces.

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To calculate the Surface area of a Cube, we get the area of each of the 6 square faces and sum them together.

SA of a cube is given by:

 

Watch the video below to learn more

 

Now Try working out the folowing

1. The side of a closed cube measures 6cm. What is the total surface area?

 

2. Find the total surface area of a cube whose length is 6.5M.

 

3. What is the outer surface area of an open cube whose sides measure 12CM?

 

Solution 1

 

 

Solution 2

 

Solution 3

 



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