GM-U2.2 Lesson Check: Proving Lines Parallel

If you know that angle 4 ≅ angle 6, how can you prove PQ||RS?

• Converse of corresponding angle theorem

• Converse of alternate interior angles theorem

• Converse of same side interior angles postulate

• Converse of alternate exterior angles theorem

Tags

CCSS.HSG.CO.C.9

If two lines are cut by a transversal and the alternate interior angles are congruent, what can be concluded about the two lines?

• The lines are perpendicular.

• The lines are parallel.

• The lines are skew.

• The lines are intersecting.

Tags

CCSS.HSG.CO.C.9

Given two lines cut by a transversal, which of the following angle pairs must be equal for the lines to be parallel?

• Same side interior angles

• Alternate exterior angles

• Vertical angles

• Linear pair angles

Tags

CCSS.HSG.CO.C.9

Tags

CCSS.HSG.CO.C.9

Which of the following statements is true if two lines are parallel and cut by a transversal?

• The alternate interior angles are supplementary.

• The corresponding angles are equal.

• The vertical angles are complementary.

Tags

CCSS.HSG.CO.C.9

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSG.CO.C.9

Which of the following is a method to prove two lines are parallel?

• Show that they have a common point.

• Show that they are both perpendicular to a third line.

• Show that they are both vertical.

• Show that they are both horizontal.

Tags

CCSS.HSG.CO.C.9

CCSS.HSG.GPE.B.5

If two lines are parallel, which of the following angle pairs are always supplementary?

• Corresponding angles

• Alternate interior angles

• Same side interior angles

• Vertical angles

Tags

CCSS.HSG.CO.C.9

Tags

CCSS.HSG.CO.C.9

Which of the following conditions is sufficient to prove that two lines are parallel?

• The lines are equidistant at all points.

• The lines intersect at a right angle.

• The lines are both vertical.

• The lines are both horizontal.

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

CCSS.HSG.GPE.B.5