Answer:

Step-by-step explanation:
Given

Required
Solve
Open brackets


Collect like terms


Answer:
Perimeter on one face =4× side =8
Hence the side of the cube is 2 units.
So the volume of the cube is (side)^3=(2)^3=8 cubic units
Step-by-step explanation:
Answer:
hope it helps
Step-by-step explanation:
The answer is 9^x-3=9^3
its answer is option C ( translation and dilation)
because translation means :- in geometry when object moves in certain distance without changes
dilation means :- any object which is enlarged from its original shape
so option c