1) Name the Alternate Interior Angles a) ∠2 and ∠4 b) ∠5 and ∠3 c) ∠4 and ∠8 d) ∠2 and ∠7 2) Name the angle relationship of ∠1 and ∠2 at the given figure when parallel lines are cut by a transversal ? a) Corresponding Angles b) Vertical angles c) Alternate Interior Angles d) Same side Exterior angle 3) What must be the measure of  m∠7 if m∠1= 90º ? a) 10º b) 80º c) 60º d) 90º 4) In the figure below, l1 || l2 and t is a transversal. Which of the following are corresponding angles?  a) ∠4 and ∠6, ∠3 and ∠5 b) ∠1 and ∠7, ∠2 and ∠8 c) ∠1 and ∠5, ∠2 and ∠6 d) ∠4 and ∠5, ∠3 and ∠6 5) How can you prove that ∠3 +∠6 = 180 º and ∠4 +∠5=180º ? a) Same side Interior angles are supplementary b) Corresponding angles are conguent c) Same side Exterior angles are supplementary d) Vertical angles are congruent 6) In the figure below, if m||n and t is a transversal which angles are congruent to ∠5?  a) ∠1, ∠2 and ∠3 b) ∠1, ∠2, and ∠8 c) ∠1, ∠3 and ∠8 d) ∠1, ∠4 and ∠8 7) Find m∠L? a) 39º b) 51º c) 129º d) 55º 8) Line l and m are cut by transversal n. Which statement proves that line l is parallel to line m? a) ∠2 ≅ ∠3 b) ∠2 ≅ ∠6 c) m∠7 + m∠8 = 180° d) m∠3 + m∠5 = 90°

Parallel lines cut by a transversal

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