Term
alternate
exterior angles
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Definition
When parallel lines are crossed by a transversal, we are the pair of angles on opposite sides of the transversal, but outside the parallel lines.
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Term
alternate
interior angles
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Definition
When parallel lines are crossed by a transversal, we are the pair of angles on opposite sides of the transversal, but inside the parallel lines.
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Term
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Definition
We are the sides on congruent (same size & shape) or similar (same shape) figures that match.
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Term
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Definition
I am a triangle whose sides are all the same length and whose angles are all 60O.
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Term
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Definition
I am a triangle with both two equal sides and two equal angles.
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Definition
I am a triangle with three unequal sides.
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Term
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Definition
We are two or more nonparallel lines in space (3-D) that do no intersect.
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Definition
We are the angles opposite one another at the intersection of two lines.
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Definition
I am a line that intersects two parallel lines to form eight angles.
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Term
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Definition
We are two angles that add up to 900 (a right angle).
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Term
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Definition
We are two angles that add up to 1800 .
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Term
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Definition
We are two angles that share a common side and a common vertex.
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Definition
We are two lines on a plane
(2-D) that never meet. We are always the same distance apart.
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Definition
We are two lines that intersect to form a 900 angle.
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Definition
We are the angles in matching corners, formed when two lines are crossed by a transversal.
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Term
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Definition
We are angles with the same measure in degrees.
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