1. If m2 = 80°, what is m6? A. 150° B. 100° C. 20° D. 80° Hint 2. Find the value of x if A. 20 B. 40 C. 30 D. 50 Hint 3. Choose the false statement. A. An obtuse triangle has two obtuse angles. B. A right triangle has two acute angles. C. A triangle can have three acute angles. D. An equilateral triangle has three acute angles. Hint 4. Find the value of x in the rhombus. A. 150 B. 40 C. 140 D. 180 Hint 5. Which statement is false? A. All isosceles trapezoids have two congruent sides. B. All squares are rhombi. C. All rectangles are squares. D. All squares are rectangles. Hint 6. Find the length of b. A. 48 feet B. 12 feet C. 27.7 feet D. 6 feet Hint 7. In a 45º-45º right triangle, which statement is true? A. The legs are equal. B. The length of the hypotenuse is twice the length of the side opposite the 45º angle. C. The length of the side opposite the 45º angle is one-third the length of the hypotenuse. D. None of these is correct. Hint 8. Triangle RST has vertices R(-3, 2), S(0, -5), and T(4, 5). When translated R' has coordinates (4, 1). Find the coordinates of S' and T'. A. S'(7, -6), T'(4, 11) B. S'(-7, 6), T'(-11, 4) C. S'(7, -6), T'(11, 4) D. S'(-6, 7), T'(4, 11) Hint 9. Reflect the point (6, -5) over the y-axis. A. (6, 5) B. (6, -5) C. (5, -6) D. (-6, -5) Hint 10. State the quadrant in which a triangle will lie if it is in the fourth quadrant and is rotated 180° about the origin. A. IV B. II C. III D. I Hint 11. Find the value of x in RST if m R = 3x°, mS = 3x°, and mT = 90°. A. x = 20 B. x = 15 C. x = 45 D. x = 10 Hint 12. Which letter has both line symmetry and rotational symmetry? A. Y B. M C. A D. H Hint 13. Which type of symmetry does the figure have? A. Rotational Symmetry B. Both Line Symmetry and Rotational Symmetry C. Line Symmetry D. Not Symmetric Hint 14. Q and R are corresponding angles of congruent triangles. Find x if mQ = 120° and mR = (3x – 30) °. A. x = 40 B. x = 60 C. x = 30 D. x = 50 Hint 15. After a translation to parallelogram WXYZ, W(4, 2) became W'(-2, -5). Write an ordered pair for the translation. A. (2, -3) B. (6, 7) C. (-9, -4) D. (-6, -7) Hint 16. A point P, in Quadrant III, is rotated 90° counterclockwise about the origin. In which quadrant is P' located? A. Quadrant II B. Quadrant I C. Quadrant III D. Quadrant IV Hint 17. Which statement is correct? A. ABCEFD B. ABC DEF C. ABC FDE D. ABCDFE Hint 18. Which figure shows the image of PQR after a reflection over the x-axis? A. B. C. D. Hint