Jamie has taxable income of $45,000. She is single and her tax rate is 10% on the first $9525of taxable income, 12% on the amount over $9525 up to $38,700of the taxable income and 22% on the remainder

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?