4.5 has a greater value than -2.7.
Answer:
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Step-by-step explanation:
For this case we have that by definition, the GCF (Greatest Common Factor) is the largest integer that divides the numbers.
We have the following expressions:

We find the factors of 9 and 6:

Thus, the largest number that divides 9 and 6 is 3
It is also observed that "b" is the common variable of both expressions
Therefore, the GCF of the expressions is:

Answer:

Rotation of 180° about the origin
The answer is 532 full your welcome yay fun