When I studied at primary school,I learned the ways to calculate the surface area and the volume of rectangle,square and cylinder,and the volume of cone.I knew rectangle and square are measured by the unite square ;we...When I studied at primary school,I learned the ways to calculate the surface area and the volume of rectangle,square and cylinder,and the volume of cone.I knew rectangle and square are measured by the unite square ;we calculate the volume of the cylinder by cutting cylinder into pieces and putting the pieces together approximates the rectan-展开更多
文摘When I studied at primary school,I learned the ways to calculate the surface area and the volume of rectangle,square and cylinder,and the volume of cone.I knew rectangle and square are measured by the unite square ;we calculate the volume of the cylinder by cutting cylinder into pieces and putting the pieces together approximates the rectan-
