An astronaut is working on a satellite 200 miles above the ground. What is the measure of BD⌢, the portion of Earth that the astronaut can see? Round your answer to the nearest tenth. (Earth's radius is approximately 4000 miles.)

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)