Complete the steps to find an expression that represents the perimeter of the rectangle. substitute the expressions for length and width into the formula 2l + 2w. distribute 2 to each term in the parentheses. combine like terms. inches

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?