Can any body give answers

P = 40

Step-by-step explanation:

if half of P is equal to 20 then two halves would be 40 (20+20)

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