Geometry A 2.4 Proving Lines Parallel

If ∠1 ≌∠2, which of the following can be concluded?

• r is parallel to s by converse of Corresponding Angles Thm.

• u is parallel to v by Converse of Corresponding Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• v ⊥ r by Converse of Alternate Exterior Angles Thm

Tags

CCSS.8.G.A.5

If ∠5 ≌∠7, which of the following can be concluded?

• r is parallel to s by converse of Alternate Interior Angles Thm.

• u is parallel to v by Converse of Corresponding Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• v ⊥ r by Converse of Alternate Exterior Angles Thm

Tags

CCSS.8.G.A.5

If m∠7 + m∠8 = 180°, which of the following can be concluded?

• r is parallel to s by converse of Alternate Interior Angles Thm.

• r is parallel to s by Converse of Consecutive Interior Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• v ⊥ r by Converse of Alternate Exterior Angles Thm

Tags

CCSS.8.G.A.5

If m∠3 + m∠6 = 180°, which of the following can be concluded?

• r is parallel to s by converse of Alternate Interior Angles Thm.

• u is parallel to b by Converse of Consecutive Interior Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• v ⊥ r by Converse of Alternate Exterior Angles Thm

Tags

CCSS.8.G.A.5

If ∠3 ≅ ∠7 which of the following can be concluded?

• r is parallel to s by converse of Alternate Interior Angles Thm.

• u is parallel to b by Converse of Consecutive Interior Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• Nothing can be concluded

Tags

CCSS.8.G.A.5

If ∠4 ≅ ∠5, which of the following can be concluded?

• r is parallel to s by converse of Corresponding Angles Thm.

• u is parallel to b by Converse of Consecutive Interior Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• Nothing can be concluded

Tags

CCSS.8.G.A.5

For what value of x are the two lines m and n parallel?

What is the angle relationship between the 2 angles?

• x = 9 by Alternate Exterior Angles

• x = 39 by Alternate Exterior Angles

• x = -9 by Alternate Interior Angles

• x = 7 by Corresponding Angles

Tags

CCSS.8.G.A.5

What is the value of x?

• x = 40

• x = 25

• x = 22

• x = 21

Tags

CCSS.8.G.A.5

For what value of x are the lines parallel? What is the angle relationship between the angles given?

• x = 27 by Alternate Interior Angles Thm

• x = 63 by Alternate Interior Angles Thm

• x = 17 by Alternate Exterior Angles Thm

• x = 63 by Alternate Exterior Angles Thm

Tags

CCSS.8.G.A.5

For what value of x are the two lines parallel? What is the angle relationship between the given two angles?

• x = 1.2 by Corresponding Angles

• x = 43 by Corresponding Angles

• x = 43 by Consecutive Interior Angles

• x = 21 by Consecutive Interior Angles

Tags

CCSS.8.G.A.5