This is false because 20-8 is 12 and 12 times 5 isnt 17
C) 50 randomly selected people leaving the movie teather
So the length of the arc is given by: l = r*theta, here theta is the intercepted angle in unit radian
So, 80 degrees = 80/360 * 2pi = 4/9 * pi
So l = r * (4/9 * pi), the constant ratio is 4/9 * pi
1a) no it would be 54
1b) yes
1c) yes
1d) no it would be 40
1e) yes
hope this helped
Answer:
620.3 is my answer
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