> Previous 3. Next © C019 Slope Criteria for Parallel and Perpendicular Lines: Submit vest Given: ACICD and AABC ACED Prove: slope of AC bỏ = 1 slope of Statements Reasons 1. ACICD AABC is similar to ACED Given 2. Property of similar triangles 3. slope of AC AB AB BC ED CE Definition of slope slope of 4. slope of AC x slope of AB x D Multiplying the slopes CEEP Substitution property of equality 5. slope of AC x slope of 6. slope of AC x slope of CD = -1 Simplifying the right side The table shows the proof of the relationship between the slopes of two perpendicular lines. What is the missing statement in step 2? A. ED BC B. AB СЕ AB BC AB СЕ C. A B = BE ABEEE CE ED BE ED ED CE D.