Two kids at a summer camp, miki and richard, are competing in a potato sack race. miki is younger, so she is given a head start of 28 yards. when the race starts, miki hops at a rate of 2 yards per second, and richard hops 4 yards per second. eventually, richard will overtake miki. how long will that take? how far will richard have to hop?

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

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 =