Answer:
3, 8, 6
Step-by-step explanation:
Please correct me if I am wrong!
We have 2x + 2x + 32 = 256;
Then 4x + 32 = 256;
4x = 256-32;
4x = 224;
x = 224/4;
x = 56;
The width is 2·56 = 112 inches;
The length is 112 + 16 = 128 inches;
3, because a negative number multiplied by another negative number (in this case, itself) will always be a positive number.
Answer:
the answer is 4w-14=14 w=7
Answer:
and 
Step-by-step explanation:
If a number 'x' is a perfect square, then
is rational.
25, 36 and 81 are perfect squares, but 54 and 120 aren't, so the irrational values are
and 