The perimeter of a basketball court is 108108 meters and the length is 6 meters longer than twice the width. what are the length and width?

Precalculus question, image attached.

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?

Write a similarity statement for the similar triangles. afgh ~ a