the answer is B , 2cm every 1 second
Answer:
=2 cm/ sec
Explanation:
The unit rate is the distance over time.
We are finding the slope
m = (y2-y1)/ (x2-x1)
One point is (0,0) and another point is (5,10)
m = (10-0)/(5-0)
= 10/5
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