The diagram below represents the shape of the floor of a hotel lobby. The hotel plans on replacing the carpet in the lobby. Part A: What is the total area of the hotel lobby floor?
Part B: If the new carpet costs $1.75 per square foot, how much will the hotel spend on new carpet?

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.