A sphere has a radius of 4 in. Which equation finds the volume of the sphere? V=4/3 x(4)^3
V=4/3(4)^3
V=2/3(8)^3
V=2/3 x(8)^3

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.