Answer:
the answer of ur eternity is
Step-by-step explanation:
ur mom
Answer:
the 2nd option is correct.
Step-by-step explanation:
Hope you have a great day!
If it helped mark me as brainliest!
Answer:

Step-by-step explanation:
We must develop three equations in three unknowns.
I will use these three:



Answer:
216 cm^2
Step-by-step explanation:
A cube has 6 congruent, square faces.
Each face has side length of 6 cm.
The total surface area is the sum of the surface areas of the 6 faces, but since all faces are congruent, the total surface area is
SA = 6s^2
where s = side length
SA = 6 * (6 cm)^2
SA = 6 * 36 cm^2
SA = 216 cm^2