If y varies directly as the square of x and Y = -54 when x = 9, then Y = -1 9, then Y = -1; when x = 6.
Please select the best answer from the choices provided
OT
OF

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3