What is the length of the altitude drawn to the hypotenuse? the figure is not drawn to scale.

explain how you solve this. i want to learn how to do this.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours