The circumference of a redwood tree trunk is 18π ft, and it is 100 ft tall. What is the approximate volume of the redwood tree trunk?

810π ft3
3,240π ft3
8,100π ft3
32,400π ft3

Which value is not a solution of 8x^3 – 1 = 0

The volume of a cube is 8 in to the 3rd power. how long is each side?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)