Proving lines are parallel using angles

Which lines are parallel, and why?

• m || n because corresponding angles are congruent

• m || n because alternate interior angles are congruent

• p || q because corresponding angles are congruent

• p || q because alternate interior angles are congruent

Tags

CCSS.8.G.A.5

Which lines are parallel, and why?

• m || n because corresponding angles are congruent

• m || n because alternate interior angles are congruent

• p || q because corresponding angles are congruent

• p || q because alternate interior angles are congruent

Tags

CCSS.8.G.A.5

Which lines are parallel, and why?

• m || n because corresponding angles are congruent

• m || n because alternate interior angles are congruent

• p || q because corresponding angles are congruent

• p || q because alternate interior angles are congruent

Tags

CCSS.8.G.A.5

Which condition would prove s || t?

• Angle 1 is 108 degrees.

• Angle 2 is 108 degrees.

• Angle 3 is 72 degrees.

• Angle 1 is 72 degrees.

• Angle 2 is 72 degrees.

Tags

CCSS.8.G.A.5

Which condition would prove u || v?

• Angle 1 is 108 degrees.

• Angle 2 is 108 degrees.

• Angle 3 is 72 degrees.

• Angle 1 is 72 degrees.

• Angle 2 is 72 degrees.

Tags

CCSS.8.G.A.5

Which condition would prove a || b ?

• Angle 1 is 60 degrees.

• Angle 2 is 120 degrees.

• Angle 3 is 120 degrees.

• Angle 1 is 120 degrees.

• Angle 3 is 60 degrees.

Tags

CCSS.8.G.A.5

Which condition would prove g || h ?

• Angle 1 is 60 degrees.

• Angle 2 is 120 degrees.

• Angle 3 is 120 degrees.

• Angle 1 is 120 degrees.

• Angle 3 is 60 degrees.

Tags

CCSS.8.G.A.5

Which line is parallel to c ?

• a

• b

• d

• none

Tags

CCSS.8.G.A.5

According to the angle measurements given, which lines are parallel?

• e || f

• e || g

• e || h

• f || g

• f || h

Tags

CCSS.8.G.A.5