After hiking to the top of a mountain, raul starts to descend at the rate of 350 feet per hour. what real number represents his vertical change after 1 1/2 hours?

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .