In the biological world the surface area ratio to the volume determines if a cell will explode. The reason salt can cause swelling or the death of plants.
Paint is a more common use of surface area. How much paint will it take to cover a room 12x12x8 with the ceiling but not the floor.
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to find the surface area of the triangle we just need to multiply the length with breath. area=lengthXbreadth
You will need to find the surface area of each face and add them together.
The front surface of a box is a rectangle. If you only need the area of the front surface, then it doesn't even matter what it's part of. Multiply the width of the surface by its height. The answer is its area.
Find the surface area of each of the four triangular faces (they need not be the same) and sum the individual areas.
length of a side.If a side Y long. Surface area =Y x Y x 6