Topics of Geometry Vocab Review

A segment that is perpendicular to a side of a triangle at its midpoint

• Angle Bisector

• Perpendicular Bisector

• Altitude

• Median

Find the measure of angle CAD.

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Which of the following special segments is shown?

• median

• angle bisector

• perpendicular bisector

• altitude

Identify the property:

39 = 39

• Reflexive

• Symmetric

• Transitive

• Substitution

1. Find X 

• 28
• 5
• 55
• 40

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal measures)
• adjacent angles

What are vertical angles?

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

What are vertical angles?

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

The two lines are perpendicular when they meet at ....

• a right angle

• an acute angle

• an obtuse angle

Which letter has perpendicular lines?

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