18cm is the answer of this question
Answer:
923.63
Step-by-step explanation:
the formula for the surface area of a cylinder is 2πrh + 2πr^2 ( i just looked it up lol)
In order to check whether its greater than or less than, First You have to make denominator value equal of both ratio value. then we have to make denominator value equal i.e. After that you check which ratio Numerator value is greater.
Answer:

- d=80t

Step-by-step explanation:
The relationship between distance traveled (d), speed (s), and time taken (t) can be represented the following expressions:

- d = st

Using any of these expressions you can show the relationship. Substitute s = 80 for the speed.

- d=80t
