The base area is (pi)(r squared).
Answer:
0.6
Step-by-step explanation:
-0.2=s+(-0.8)
-0.2=s-0.8
-0.2+0.8=s
s=0.6
B the plane has only one dimension
The answer is -225.
9 times -25 is -225.
9*-25=-225
Final Answer: 
Steps/Equations:
Question: 
Step 1: Move the negative sign to the left side.

Step 2: Multiply both sides by
.

Step 3: Simplify
to
.

Step 4: Multiply both sides by
.

~I hope I helped :)~