Straight line AB is perpendicular to the straight line joining p(-6,-9) and Q(3,-12). Find the gradient of AB *i need help*π_π
*is the answer in the picture correct? *

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?

The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots.