Answer:
2x = 256
Step-by-step explanation:
Your problem → 82.5 + 8(0.25x) = 338.5
82.5+8(0.25x)=338.5
⇒-256+80.25x=0
⇒2x-256=0
⇒2x=256
⇒x=256/2
⇒x=128
Answer: 36 cm^2
Step-by-step explanation:
Hello!
We can start by finding the cube root of 216, which is 6. This is the length of each side of the cube.
Now, the area of the base of the cube is equal to 6^2=36 cm^2.
The answer is 2. i hope this helps you.