Answer:
Step-by-step explanation:
Ok but where is the question
Answer:
-3
Step-by-step explanation:
The key lies in translating "1/10 percent." If the unknown number is n, then 0.001n = 10. Mult. both sides by 1000: n = 10000 (answer)
Answer:
14
Step-by-step explanation:
28 ÷ 2 equals 14 and 14 is half of 28
The lateral surface area of a cylinder is just the long side connecting the bases, whereas the total surface area includes both the lateral surface area and area of the two circular bases.

(Imagine a rectangle with the circumfrence of the base as one side and the height as the other being folded around)

(Plus the area of two circles)
The literal difference between surface areas would be the two bases 2πr² if you need that.