Answer:
C. 8² ·π
Step by Step Explanation:
A=πr²
Answer:
or 
Given expression:
Simplify it in steps below:
<u>Used properties:</u>



<span>9d + d + 2d - 4 = 6d
Add d to 9d
10d+2d-4=6d
Add 2d to 10d
12d-4=6d
Subtract 12d from both sides
-4=-6d
Divide -6 on both sides
Final Answer: 4/6 or 2/3 *Both answers are equivalent to each other.</span>
Answer:
693.6
Step-by-step explanation: