1) What type of angles are these? a) Adjacent Angles b) Complementary Angles c) Vertical Angles 2) Which angles are vertical angles? a) ∠A and ∠B; ∠C and ∠D b) ∠D and ∠A; ∠B and ∠C c) ∠D and ∠B; ∠A and ∠C 3) Which angle is a linear pair with ∠ 1? a) ∠ 5 b) ∠ 4 c) ∠ 3 4) Find the missing angle. Find x. a) 45 b) 60 c) 20 5) Vertical angles are always a) acute b) congruent (equal measures) c) total 180 degrees d) adjacent angles

REVIEW: PAIRS OF ANGLES

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