Ball area formula : 4*Pi*r2
For Example : r = 2 mm
Calculation = 4*3.14*(2)2
= 3.14*16
So the area of the ball = 50.26 mm2
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how to calculate area of a wire
1) Calculate the area 2) Calculate the volume 3) Divide the area by the volume to get the ratio
You measure or calculate the surface area; you measure or calculate the volume and then you divide the first by the second. The surface areas and volumes will, obviously, depend on the shape.
Area of a room is its length times width.
Calculate the area of a poster that measures 40 inches by 14 inches?