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

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Acircle has a circumference of 28.36 units what is the diameter of the circle