If a train traveled 2,144 miles in 8 hours how many miles does it travel in 1 hour

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2