Laptops:Microsoft Surface Go Pentium Gold 64GB Microsoft Surface Go Pentium 128GB Branded Laptops Apple Laptops Acer Laptops Lenovo Laptops Dell Laptops Asus Laptops HP Laptops Gaming Laptops 2 in 1 Laptops Business Laptops. TVs:OnePlus TVs Realme SLED 4K Smart TVs MI 43 Inch...Cubes and spheres: Students are required to find the volume, the total surface area and a range of other dimensions relating to cubes, spheres and hemispheres. Practical cylinders: Contains questions requiring students to find the height, diameter, curved surface area and volume of cylinders. There are also some packing problems. Jul 09, 2012 · Let x = length of cube edge. A) S(x) = 6(area of one face) S(x) = 6x^2. B) S(5) = 6(5^2) = 6(25) = 150ft^2