intro to geometry vocab

What does this image show?

• dot
• point
• circle
• angle

An angle is made up of two _____________ that share a common ________________. 

• rays, endpoint
• endpoint, rays
• vertexes, name
• angles, point

• line
• line segment
• ray
• angle

An angle with a measure between 0 and 90 degrees is called an _____________________.

• acute angle
• right angle
• obtuse angle
• straight angle

Lines in the SAME plane that will never meet.

• Perpendicular Lines

• Parallel Lines

• Skew Lines

What are supplementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect

Identify this picture. 

• ray AB
• line AB
• line segment AB
• point AB

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.

Name the figure

• Segment CD
• Segment DC
• Ray DC
• Line CD

An angle with a measure equal to 180 degrees is called a _____________________.

• straight angle
• line
• obtuse angle
• acute angle