Pls help me 30 points in total with brainlist

i belive those are the ones that are under 90 degreese.

the answer is d

for problems like this theres an app, its photomath that explains the problem and gives the answer hope i

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