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Angles and Triangles
The vocabulary used to classify angles and triangles.
Question | Answer |
---|---|
Acute Angle | An angle whose measure is between 0 and 90 degrees. |
Right Angle | An angle whose measure is 90 degrees. |
Obtuse Angle | An angle whose measure is between 90 and 180 degrees. |
Straight Angle | An angle whose measure is 180 degrees. |
Equilateral Triangle | A triangle with all three sides of equal measure. |
Isosceles Triangle | A triangle with at least two sides of equal measure. |
Scalene Trianlge | A triangle with no sides of equal measure. |
Acute Triangle | A triangle with three acute angles. |
Right Triangle | A triangle with an angle measuring 90 degrees. |
Obtuse Triangle | A triangle with an obtuse angle. |
Supplementary Angles | Two angles with a common vertex and side whose measures add up to 180 degrees. |
Complementary Angles | Two angles with a common vertex and side whose measures add up to 90 degrees. |
Vertical Angles | Angles that are created by two intersecting lines in which opposite angles are congruent. |