If the length of one base of a trapezoid is 5, the length of the other base is 2x + 7, and the length of the mid-segment is 6x - 24, what is the value of x

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.