Please Help Me On This Review Question!! Use triangle ROE to find the following. Leave the answer in fraction form (no decimal answer).

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie