Which depiction best defines ab? a) the set of point a and point b and all the points between point a and point b b)the set of all points that are the same distance from point a as point b c) the set containing point a and point b d)the set of all points between point a and point b

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9