In the diagram below, Triangle DCE is similar to Triangle DBA. D 4 E с 12 6 A B Note: Figure not drawn to scale What is the length of AB? 4.8 units
8 units
18 units
30 units

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.