Geometry Vocabulary

Select the correct definition.

Supplementary Angles

• two angles that have a measure of 90 degrees.

• angles that share a ray.

•  a line with an endpoint and continues in the other direction.

• two angles that have a measure of 180 degrees.

Select the correct definition.

Vertical Angles

• a figure formed by two rays with a common endpoint.

• angles that share a ray.

• two angles that are opposite of each other and congruent.

• two angles that have a measure of 180 degrees.

Select the correct definition.

Perpendicular Lines

•  a figure formed by two rays with a common endpoint.

• two lines that intersect to form right angles.

• two angles that are opposite of each other and congruent.

•  two lines in the same plane that will never intersect or cross.

Select the correct definition.

Complementary Angles

• two angles that have a measure of 90 degrees.

• angles that share a ray.

• a line with an endpoint and continues in the other direction.

• two angles that have a measure of 180 degrees. 

Select the correct definition.

Angle

• a figure formed by two rays with a common endpoint.

• two lines that intersect to form right angles.

•  two angles that are opposite of each other and congruent.

• two lines in the same plane that will never intersect or cross.

Select the correct definition.

Adjacent Angle

• a figure formed by two rays with a common endpoint.

• two lines that intersect to form right angles.

•  two lines in the same plane that will never intersect or cross.

• angles that share a ray.

Select the correct definition.

Parallel Lines

•  a figure formed by two rays with a common endpoint.

• two lines that intersect to form right angles.

• two lines in the same plane that will never intersect or cross.

• angles that share a ray.

Select the correct definition.

Ray

•  a line with an endpoint and continues in the other direction.

• two lines that intersect to form right angles.

•  two lines in the same plane that will never intersect or cross.

• angles that share a ray.

Select the correct definition.

Corresponding Angles

•  a line with an endpoint and continues in the other direction.

• two lines that intersect to form right angles.

• angles that are in the same position on two parallel lines in relation to a transversal.

• a line that intersects two or more lines.

Select the correct definition.

Transversal

• a line with an endpoint and continues in the other direction.

•  two angles that intersect to form right angles.

• angles that are in the same position on two parallel lines in relation to a transversal.

• a line that intersects two or more other lines.