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Chapter 3.
Vocab
10
Mathematics
10th Grade
02/16/2006

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Cards

Term
Parallel Lines
Definition
coplanar and do not intersect
Term
Skew Lines
Definition
do not intersect and are not coplanar
Term
Parallel Planes
Definition
two planes that do not intersect
Term
Transversal
Definition
line that intersects two or more coplanar lines at different points
Term
Flow Proof
Definition
uses arrows to show the flow of the logical argument
Term
Theorem 3.1
Definition
if two lines intersect to form a linear pair of congruent angles, then the lines are perpendicular
Term
Theorem 3.2
Definition
if two sides of two adjacent acute angles are perpendicular, then the angles are complementary
Term
Theorem 3.3
Definition
if two lines are perpendicular, then they intersect to form four right angles
Term
Corresponding Angles Postulate
Definition
if two parallel lines are cut by a trnsversal, then the pairs of corresponding angles are congruent
Term
Theorem 3.4-Alternate Interior Angles
Definition
if two parallel lines are cut by a transversal, then the pairs of alternate interior angles are congruent
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