Agroundhog crawls out from a hole 3 feet below the surface of the ground. joan wrote −3 feet to represent the depth from which the groundhog crawls out. what does 0 represent in this situation?

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points