An airplane flies at an altitude of  miles towards a point directly over an observer. Consider θ and x as shown in the following figure. The speed of the plane is 400 miles per hour. Find when . Round your answer to three decimal places.​​

Evaluate the expression  without using a calculator.​

In a free-fall experiment, an object is dropped from a height of  feet. A camera on the ground 500 feet from the point of impact records the fall of the object as shown in the figure. Assuming the object is released at time . Find the rate of change of the angle of elevation of the camera when . Round your answer to four decimal places.​​

(03.06 MC) Most aquatic organisms are adapted to a narrow range of salinity. Why must aquatic organisms living in coastal areas be adapted to survive in both low and high salinity? (3 points)

(02.05 LC)The condition that includes high blood sugars and high blood pressure, and where they often occur together, is called

(01.05 MC)Which of the following types of digital evidence can be pulled from both an internet browser and a portable device?

(03.05 LC) A student is measuring plant growth in an experiment. Using the same species of plant, he places one plant in the dark and one in artificial light. He hypothesizes that, over time, the plant in the artificial light will grow larger than the plant in the dark. What is the dependent variable in this experiment? (3 points)

(01.06 LC)Which of the following is an example of an interpretation?

(03.01 LC) A spoken phone conversation with a friend would be considered which form of communication?

(03.02 LC) An adoption by relative is best described as an adoption in which