Write the point-slope form of a lime that passes through (6,1) with a slope of 2

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

If you answer right ill give brainliest, : )

True or false? a circle could be circumscribed about the quadrilateral below.