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Definition
| Two lines intersecting (one vertical, one horizontal that are crossing each other) at a 90 degree angle, making a "square" angle |
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| Two lines that are "equidistant" and will NEVER intersect (cross each other) |
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| The angle formed by perpendicular lines. A "square" angle |
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| A TRAPEZOID HAS ONE PAIR OF THESE |
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Definition
| Any angle that measures MORE THAN 90 degrees (more than perpendicular) |
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Definition
| Any angle that measures LESS THAN 90 degrees (less than perpendicular) |
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Definition
An angle that measures 180 degrees.
(Looks like a straight line) |
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Definition
| A triangle with one RIGHT ANGLE and 2 CONGRUENT (equal in length) SIDES |
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Definition
| A triangle with one RIGHT ANGLE and NO congruent (equal) sides. |
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Definition
| A triangle with 3 CONGRUENT (equal) sides and 3 ACUTE angles. |
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Term
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Definition
A closed figure with 3 angles that add up to
(sum to) 180 degrees |
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