Use the diagram at the right to complete Problems 19-22. 19. If AC AD, name two congruent angles. 20. If BE = BC, name two congruent angles. D 21. If ZEBA = ZEAB, name two congruent segments. 22. If ZCED = ZCDE, name two congruent segments. B,

7. Place an X in the table to show whether each set of side lengths describes a 30°-60°-90° triangle, a 45°-45°-90° triangle, or neither. 30°-60° -90° 45°-45° -90° Neither 3,4,5 2.5, 5, 5√3 2 3,3,3√2 7, 14, 7√3

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1. Complete the following statement using your knowledge of parallelograms: "A square is rectangle is a rectangle, but a a square." A. always; always B. always; sometimes C. sometimes; sometimes D. sometimes; never