Mr. hudalla wants to go for a 24 mile run. lake phalen is about 3 miles around. how may times will mr. hudalla have to run around the lake to go 24 miles?

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?