Line Angles

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Calculate the missing angle.

• 132º

• 58º

• 48º

• 38º

Calculate the missing angle.

• 110º

• 107º

• 73º

• 117º

• Alternate exterior angles

• Alternate interior angles

• Vertical angles

• Corresponding angles

What is the best term to describe this image?

• intersecting lines

• perpendicular lines

• parallel lines

• arrows

• 55^o alternate
• 55^o corresponding
• 125^o alternate
• 125^o corresponding

What is a transversal?

• A line that intersects two or more lines

• The angles opposite of each other when two lines cross

• Two angles whose sum measures 180 degrees

• Lines that intersect to form a 90 degree angle

What are vertical OPPOSITE angles?

• The angles inside the triangle that are not adjacent to the exterior angle

• The angles opposite of each other when two lines cross

• The angles inside of a shape

• Two angles whose sum measures  90 degrees

Classify the pair of angles shown. 

• supplementary

• complementary

• vertical 

• corresponding

Classify the pair of angles shown.

• supplementary angles

• complementary angles

• vertical angles 

• corresponding angles