What is the formula for surface area?

Variables:
Surface Area FormulaSurface Area Meaning
SA=2B+PhFind the area of each face. Add up all areas.
SA=B+12sPFind the area of each face. Add up all areas.
SA=2B+2πrhFind the area of the base, times 2, then add the areas to the areas of the rectangle, which is the circumference times the height.
Sep 17, 2020

How do you find the surface area quickly?

What is the surface area of a rectangle?

To find the area of the rectangle, just multiply the two edges together. Area (bottom edge) = length times width = lw. Going back to our example, the area of the bottom face is 4 inches x 3 inches = 12 square inches.

How do you find the surface area of a square?

What is the surface area of the pool?

4. Calculate Surface Area. For rectangular pools, multiply the first measurement by the second to get the pool area. For round pools, multiply the diameter by the depth and then multiply by 3.14.

How do you find the surface area of a solid?

To determine the surface area of a solid, we take the sum of the area of all the surfaces of a 3-dimensional solid object.