H cylinder height. The Greek letter p pi represents the ratio of the circumference of a circle to its diameter. R radius of the circular base.
Area of the circular segment the grey shaded area is A 12r 2 th - sin th where th 2arccos mr and th is in radians.
Visual in the figure below. V p r 2 h. Visual in the figure below. Volume of Horizontal Cylinder How do we find the volume of a cylinder like this one when we only know its length and radius and how high it is filled.