Question

Find the total surface area of a cube of side 12cm.​

Answer 1

Answer:

6a²= 6×(12)²

6×144=864

Answer 2

Answer:

864cm sq.

Step-by-step explanation:

here s = 12 cm

and, TSA of a cube = 6s2 (six s square) (here only s is squared)

so TSA = 6 x 12 x 12

=) TSA = 6 x 144

=) TSA = 864cm,

and since it is the are of the cube, then the answer is is sq units

so it is 864 cm sq