The total surface area of a cube is 150 cm”. Find the perimeter of any one of its
faces.
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Given:
- A cube is given to us .
- Total Surface Area if a cube is 150cm²
To Find:
- Perimeter of any one of its side.
Concept Used:
- We will make use of the formula for finding total surface area of a cube .
- Secondly we will use the formula to find the perimeter of any one of its surface.
Solution:
Here its given that TSA of the cube is 150cm².
So , Formula for TSA of cube is :
where
- a is the measurement of its side .
Using above formula we have ,
Therefore measure of side of cube is 5cm.
Therefore measure of side of cube is 5cm.Now ,Formula for Perimeter of one side :
=
=
Therefore perimeter of one of its side is 20cm.
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