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Area = pi*[R2 - r2] where R is the outer radius and r the inner radius.

Formula for calculating the area of sphere is : 4 * pi * r * r

newdiv

The formula for calculating density is: Population density= Total population divided by total area. Simply, if you have a scientific calculator, do the population over area.

Area = half x base x height

area of dish end

The formula for calculating the volume of a hexagonal prism is to take the area of the hexagon, then multiply it by the height of the prism.

Formula for calculating the area of a hemisphere... Area = (4 x pi x r2) / 2

The formula is 1/2 (apothem) (perimeter)

Volume = area X height

population divided by area

The answer will depend on what information you have.

Area of a rectangle = Length x Width

area of trapezium=1/2{a+b}h

by ASR do you mean Area Specific Resistance?

1/2*pi*r2

Half of the base times height.

just take the length of a side and multiply it by itself.. that is the area

Area of a circle measured in square units = pi*radius2

Area of any circle = (pi) x (Radius)2

Area = length*perpendicular height or 0.5*the product of its diagonals

The formula for calculating the volume of fluid to the fluid container in which it is located. For example. If the container is cylindrical. Area x height = volume of liquid

There is a very specific equation for the calculation of the volume of an O-ring. it is: Gland Fill % = [(O-ring Volume) / (Groove Volume)] x 100%.

(1/3) * (base area) * height

There is no general formula.Divide the heptagon into triangles.Calculate the area of each triangle.Sum the areas of the triangles.