Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.

Which table represents a linear function? i'll give brainliest to first answer ^'^

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2