Hello, could someone this for me...

thank you

for the function analysis question could you show a number line too and also justify the answers

A 10 foot ladder is. sliding down a wall at a rate of 2 feet per second. a. When the top of ladder is 6 feet from the ground, at what rate is the base of the ladder moving away from the house? b. When the top of the ladder is 6 feet from the ground, at what rate is the angle the ladder makes with the ground decreasing