Answer:
Diameter=60.79
Step-by-step explanation:

uhm I can't help with that... sorry
Answer:
The answer is C.
Step-by-step explanation:
No because the graph fails the vertical line test.
Answer:
4
Step-by-step explanation:
We need to find the factors of each number
28 -
1x28
2x14
4x7
60 -
1x60
2x30
3x20
4x15
5x12
6x10
then we need to find the largest number they have in common
in this case it is 4