1) An angle that measures less than 90º a) Obtuse b) Acute c) Right d) Straight 2) What type of angle is this? a) Right b) Acute c) Straight d) Obtuse 3) What type of angle is pictured? a) Straight b) Right c) Obtuse d) Acute 4) What type of angles are pictured? a) Complementary b) Vertical c) Supplementary d) Corresponding 5) What are complementary angles?  a) Angles that add up to 180° b) Angles that are equal to each other c) Angles that add up to 90° d) Angles that are opposite of each other when lines intersect. 6) f m∠1 = 30°, then m∠3 = a) 30° b) 150° c) 60° d) undetermined 7) Vertical angles are always...... a) acute b) congruent (equal measures) c) total 180 degrees d) adjacent angles 8) 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 9) What type of angle is shown?  a) acute b) right c) obtuse d) straight 10) What relationship exists between angles 1 and 5 a) Corresponding angles b) Vertical angles c) Supplementary angles d) Alternate Exterior Angles 11) What relationship exists between angles 2 and 3 a) Corresponding angles b) Alternate Interior c) Alternate Exterior d) Vertical angles 12) Which Angles are Vertical Angles? a) ∠1 and ∠4 b) ∠5 and ∠3 c) ∠2 and ∠4 d) ∠6and∠4 13) Angles that are next to each other but do not overlap are called? a) vertical b) complementary c) supplementary d) adjacent 14) A point where 2 rays meet to form an angle. a) vertex b) arc c) angle d) corner 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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