Answer:
The circumference of the circle is 176cm
Step-by-step explanation:
Step 1.
Figure out how many of those segments would fit in a whole circle
360/45=8
Step 2.
We know that the length of AB is 22cm so we multiply that by the number of segments in a whole circle
22×8=176
The chances of getting 6 on a six-sided die are 1/6, therefore the first one is correct.
Step-by-step explanation:

I got -2 as the slope hope this helps:)