A cone has a slant height of 12 inches and a radius of 3 inches. Which of the following statements about the cone are true? Use 3.14 for π. Select two answers. A. Height is approximately 9 inches. B. Height is approximately 11.6 inches. C. Volume is approximately 109.3 cubic inches. D. Volume is approximately 422.5 cubic inches.

answer: $201

step-by-step explanation: to get the answer, you first get 3 nieces that he sold and multiply it by 67 and get $201, so he earned $201 selling his nieces.

step-by-step explanation:

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb