12inches because 3 is pi and 2 is Radius so 3x2squared=12
Answer:

Step-by-step explanation:
Using the law if indices
×
= 
Thus to simplify the expression add the 3 exponents
a(b + c) + b(c - a) + c(a - b) ← distribute parenthesis
= ab + ac + bc - ab + ac - bc ← collect like terms
= 2ac
Then the expression simplifies to

Answer:
Step-by-step explanation:I think it's the 2nd one
Answer:
23. 1/5 24.7/10 25. 23/50