4. a. What is the value of x in the figure? 21 54 57% 23 The statement "Angle 2 is congruent to angle 4" is justified by the 24 If m21 equals (4x + 2) and mz2 equals 110, what is the value of x? 14 B 15 16 D 17 22) to 49 104 What is the value of x? (x+35) (3x+1) Items 6-7. What rigid motion maps the solid-line figure onto the dotted-line figure? 26 (28) Which words have horizontal reflection symmetry? A BOO PIP RADAR EXCEED