If x = 45, y = 63, and the measure of ac = 4 units, what is the difference in length between segments ab and ad? round your answer to the nearest hundredth. triangles abc and adc in which angle c is a right angle, point d is on segment bc between points b and c, the measure of angle abd is x degrees, and the measure of angle adc is y degrees 0.74 units 1.17 units 1.64 units 2.14 units