radius squared x 3.14 = area
diameter squared x 3.14 / 4 = area
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Area = (Pi/4)*(dia2) = (Pi/4)*22 = (Pi/4)*4 = Pi sq.in = 3.1416 square inches.
force = pressure x area = 2000 x 5 = 10,000 pounds
How do you find the area of an unequal quadrangle?
To find the area of 11 and 18 you multiply it.
Area of what? Every geometrical shape has a different formula to find its area. The simplest one: to find the area of a rectangle whose edge lengths are h and w, area = h*w.