Which expression can be used to represent the volume of this prism? 4 × 7 × 8 units³ 3 × 7 × 8 units³ 4 × 4 × 8 units³ 3 × 4 × 15 units³ whoever gets it right gets branliest

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.