Elementary school grade 6 Volume 2 unit 2 math problems There should be answers

Elementary school grade 6 Volume 2 unit 2 math problems There should be answers

The cylinder has () faces, two bottom faces are () of (), one side face is (), and the expansion along the height is () shape
Side area of cylinder = () * ()
() is called the height of a cylinder. A cylinder has () heights
The side of a cylinder is square, and its height is () times of its diameter