You check if it is even and that the sum of the digits is divisible by 3. That's the divisibility rule of 6.
You will have 4 pieces.
<u><em>Explanation</em></u>
Suppose, the number of pieces is 
As each piece must be
of a square and you have initially
of a square, so the equation will be.....

So, you will have 4 pieces.
Answer:66
Step-by-step explanation:because I said so
The second one will be the answer
X= -2 and -7
1005.31m^3 should be your answer...