Question

please send me the answer step by step solved

please​

Answer 1

Answer:

6a2

Step-by-step explanation:

The surface area of a cube = 6a2 where a is the length of the side of each edge of the cube. Put another way, since all sides of a cube are equal, a is just the lenght of one side of a cube.

Answer 2

Answer:

180

hope it helps you

Step-by-step explanation:

formula = 2lb + 2bh + 2lh

= 2×8×3 + 2×3×6 + 2×8×6

=48 + 36 + 96

= 180