The science museum sells dinosaur models to schools and libraries for $107 each. the town library buys 3 models. the town elementary schools buys 5 models. what is the total cost of the models the town buys?

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac

Find the value of x. give reasons to justify your solutions! c ∈ ae

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.