The bases of a right prism are parallelograms with sides a=10 cm, b=6 cm, and altitude of the parallelogram towards side a, ha = 3 cm. Find the surface area of the parallelogram, if the height of the prism is h=12 cm.

Answer 1

two bases 10*3
two sides 12*10
two sides 12*6

Answer 2

The answer is 444cm^2