Answer:
<h2>384 yd²</h2>
Step-by-step explanation:
The formula of a surface area of a cube:

We have <em>a = 8 yd</em>.
Substitute:

Answer:
Your answer would be C!
Step-by-step explanation:
Have a good day :D.
The ones that subtract are 76=d+4, h+2=54.Because 76-4=72 which 72+4=76 and 54-2=52 and 52+2=54.
Answer:
±
Step-by-step explanation:
We need to find
.
Now, we know that
and 
Therefore:
±
Summarizing, the real square roots of 144 are ±