Plz help i will give brainliest

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

1/4x+5=3/4. i can't get access to the answer to this question! and, my request on "contact us" will not go