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Questions and Answers
What are complementary angles?
What are complementary angles?
- The sum of the measure between two angles is 180 degrees.
- Both angles must be acute.
- Angles that are parallel.
- The sum of the measure between two angles is 90 degrees. (correct)
What are supplementary angles?
What are supplementary angles?
- The sum of the measure between two angles is 90 degrees.
- The sum of the measure between two angles is 180 degrees. (correct)
- Angles that are acute.
- The sum of the measure between two angles is 70 degrees.
What is an obtuse angle?
What is an obtuse angle?
Bigger than 90 degrees.
What is an acute angle?
What is an acute angle?
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What is a right angle?
What is a right angle?
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What is a straight angle?
What is a straight angle?
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Study Notes
Complementary and Supplementary Angles
- Complementary angles add up to 90 degrees.
- Supplementary angles add up to 180 degrees.
Acute and Obtuse Angles
- An obtuse angle measures greater than 90 degrees.
- An acute angle measures less than 90 degrees.
Right Angle
- A right angle measures exactly 90 degrees.
- Often represented with a small square symbol for identification.
Straight Angle
- A straight angle measures exactly 180 degrees.
- Represents a perfectly flat and straight line.
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