1) An angle that measures less than 90º a) Obtuse b) Acute c) Right d) Straight 2) What type of angle is Angle A? a) Right b) Acute c) Straight d) Obtuse 3) Angles 3 & 4 form which type of angle pair? a) Complementary b) Vertical c) Supplementary d) Corresponding 4) If m∠1 = 30°, then m∠4 = a) 30° b) 150° c) 60° d) undetermined 5) If m∠1 = 30°, then m∠3 = a) 30° b) 150° c) 60° d) undetermined 6) If m∠1 = 45°, then m∠6 = a) 45° b) 135° c) 180° d) undetermined 7) If m∠1 = 45°, then m∠8 = a) 45° b) 135° c) 180° d) undetermined 8) Vertical angles are always...... a) acute b) congruent (equal measures) c) total 180 degrees d) adjacent angles 9) What are supplementary angles? a) Angles that are equal to each other b) Angles that add up to 90° c) Angles that add up to 180° d) Angles that are opposite of each other when lines intersect 10) What type of angle is Angle B?  a) acute b) right c) obtuse d) straight 11) What relationship exists between angles 1 and 5? a) Corresponding angles b) Vertical angles c) Supplementary angles d) Alternate Exterior Angles 12) What relationship exists between angles 2 and 3? a) Corresponding angles b) Alternate Interior c) Alternate Exterior d) Vertical angles 13) What relationship exists between angles 2 and 7? a) Corresponding angles b) Alternate Interior c) Alternate Exterior d) Vertical angles 14) Which Angles are Vertical Angles? a) ∠1 and ∠4 b) ∠5 and ∠3 c) ∠2 and ∠4 d) ∠6and∠4 15) Angle 3 and Angle 6 are examples of which type of angle pair? a) Alternate exterior angles b) Vertical angles c) Alternate interior angles d) Corresponding angles 16) Which of the following is NOT an example of supplementary angles? a) ∠7 and ∠8 b) ∠1 and ∠7 c) ∠2 and ∠3 d) ∠6 and ∠4

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