Part a: a circle is the set of all points that are the same distance from one given point. find an example that contradicts this definition. how would you change the definition to
make it more accurate? (5 points)
part b: give an example of an undefined term and how it relates to a circle (5 points)

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Given abcd ac=38 and ae=3x+4 find the value of x

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?