Answer:
57.9
Step-by-step explanation:
all work is shown and pictured
1/2
The formula for slope is (y2 - y1)/(x2-x1)
In this case, it is (2 - 1/2)/(4-1) which is 1.5 over 3. The slope is 1/2
7
formula for circumference of a circle is d
7 = d
d = 7