Those are not the answer: 1) 20 - can be divided by 2 2) 21 - can be divided by 3 3) 22 - can be divided by 2 4) 24 - can be divided by 2 and 4. 5) 25 - can be divided by 5 6) 26 - can be divided by 2 7) 27 - can be divided by 3 8) 28 - can be divided by 2 and 4
The total surface area of a solid is the sum of the areas of all of the faces or surfaces that enclose the solid, the lateral surface area of a solid is the surface area of the solid without the bases