I need help to find the missing blanks

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Which of the following equations is equivalent to x/3-6/x=1

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.