WILL REWARD Alberto has a scale drawing of an object whose area is 12 square centimeters. The scale factor is 1:3. Alberto says that the area of the real object is 36 square centimeters. Explain whether Alberto's answer is correct.

5

step-by-step explanation:

replace   with   27   and simplify.

10 , 27 , 10 , 70 , 10 , 35 , 10 , 48

step-by-step explanation:

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