10, 15, 8, 12, 18, 17, 20 find the mean number of movies that the students saw. if necessary, round your answer to the nearest tenth.

a - base

b - exponent

so,

for this case we have that by definition, the surface area of a cylinder is given by:

where:

r: it is the radius of the cylinder

h: it is the height of the cylinder

we can also rewrite it as:

where:

la: it's the lateral area

ba: area of the base

option a