Persevere with Problems Find values of a, b, and that make each statement true. If no values exist, write not possible.
a. a b. a b+
ca d. a bc
e. a

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.