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These flashcards cover essential vocabulary from Chapter 5 of the math curriculum, focusing on definitions of key geometric concepts.
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Perpendicular Lines
Two lines that intersect to form right angles.
Parallel Lines
Lines in the same plane that never intersect or cross.
Transversal
A line that intersects two or more other lines.
Alternate Interior Angles
Interior angles that lie on opposite sides of the transversal.
Alternate Exterior Angles
Exterior angles that lie on opposite sides of the transversal.
Corresponding Angles
Angles that are in the same position on two parallel lines in relation to a transversal.
Regular Polygon
A polygon that is equilateral and equiangular.
Legs
The two sides of a right triangle that form the right angle.
Hypotenuse
The side opposite the right angle in a right triangle.
Distance Formula

Pythagorean Theorem

Sum of the Measures of the Interior Angles of a Polygon
(n-2)180