A real life use of Surface area is when we need to figure out how much paint is needed to paint something. Paint can only cover so much surface area so we must figure out Surface area before it is painted.
Another example is in fashion when making clothes. You need to know the surface area of fabric so that there is enough cloth to fit a model and make a garment.
Answer:
Finding the area of a yard/centimeter.
Explanation:
A house or let's say a building can be used as an example.
How to find the answer:
You would times length times width. (Up and bottom) Decimal or not, you would get your answer.
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