Can someone help point me in the right direction?

Find the rate of change of the area A when h=3, if h is decreasing at a rate of 0.5 units/sec. Write answer as a simplified fraction or expression.

Again, h is decreasing at a rate of dh/dt = -0.5 units/sec. At h=2.9, is the area A increasing or decreasing? How do you know?

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.