school is holding a school wide election to choose a school color. 5/8th votes for blue, 5/9th of remaining votes for green and remaining 48 votes for red. how many votes for blue​

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?