Questions and Answers
What is the definition of a right angle?
What is an acute angle?
Less than 90 degree angle
What is an obtuse angle?
Greater than 90 degree angle
What is the definition of a straight angle?
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What is a vertex in relation to angles?
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Two angles are ________ if they are opposite angles formed by the intersection of two lines.
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Vertical angles are ___________ or have the same measure.
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Two angles are __________ if they share a common vertex, a common side or do not overlap.
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Two angles __________ if the sum of their measures is 90 degrees.
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Two angles are ____________ if the sum of their measures is 180 degrees.
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Study Notes
Angle Classifications
- Right Angle: Measures exactly 90 degrees.
- Acute Angle: Measures less than 90 degrees.
- Obtuse Angle: Measures greater than 90 degrees.
- Straight Angle: Measures exactly 180 degrees.
Angle Properties
- Vertex: The point where two rays meet to form an angle.
- Vertical Angles: Opposite angles formed by the intersection of two lines, have equal measures.
- Congruent Angles: Vertical angles are congruent, meaning they share the same measure.
Angle Relationships
- Adjacent Angles: Two angles that share a common vertex and a common side, but do not overlap.
- Complementary Angles: Two angles whose measures add up to 90 degrees.
- Supplementary Angles: Two angles whose measures add up to 180 degrees.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Description
Test your knowledge of different types of angles with these flashcards. Each card presents a specific angle definition, from right angles to obtuse angles. Perfect for students studying geometry or reviewing basic angle concepts.
