Which two points on the number line represent numbers that can be combined to make zero? CO
А
B
C D
-9-8-7-6-5-4-3 -2 -1 0 1 2 3 4
5 6 7 8 9
OB and D
O A and B
O C and D
O A and C

option (D) is the right answer

faster, im not sure why but i know it is faster

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