Answer:
4
Step-by-step explanation:
Answer:
to hard.
Step-by-step explanation:
Step-by-step explanation:
i guess that is the answer
Answer:
your answer will be 4x+6y+i
Step-by-step explanation:
hope it helps :)
Answer:
The surface area of the cube is 
Step-by-step explanation:
step 1
Find the length side of the cube
we know that
The diagonal of a cube is equal to

where
b is the length side of the cube
In this problem we have

substitute and solve for b


step 2
Find the surface area of the cube
The surface area of the cube is equal to

substitute the value of b
