We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defense, promote the general Welfare, and secure the Blessings of Liberty to ourselves and our Posterity, do ordain and establish this Constitution for the United States of America.
Preamble to the Constitution - Date: 1789



Volume and Surface Area of a Spherical Sector

Enter data in the r and h fields.
r
h


Volume =  
Surface area =  
c =  

Formulas:

V = Volume
A = area of spherical surface
r = radius
h = height
c = width
V = (2pr2h) / 3
V = 2.0944 * r2 * h
A = 3.1416 * r * (2h + c/2)
c = 2 * sqrt(h * (2r - h))

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