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Study terms and definitions
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Geometry & Trigonometry
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A midpoint separates a line segment into 2 congruent line segments
A segment bisector cuts a segment into 2 congruent segments
A median is drawn from a vertex to the midpoint of the opposite side
An angle bisector cuts an angle into 2 congruent angles
When 2 lines intersect vertical angles are formed
An altitude is drawn from a vertex perpendicular to the opposite side
Perpendicular lines form right angles
Reflexive Property Postulate
Any segment or angle is congruent to itself
Symmetric Property Postulate
Any equality may be reversed
Transitive Property Postulate
If quantities are equal to the same quantity they are equal to each other
Equal Quantities may be subtracted for one another
A whole quantity is equal to the sum of its parts
If equal quantities are added to equal quantities, the sums are equal
If equal quantities are subtracted from equal quantities, the differences are equal
If equal quantities are multiplied by equal quantities, the products are equal
If equal quantities are divided by equal quantities, the quotients are equal
Halves of equal quantities are...
All right angles are...
If two angles form a linear pair, they are...
If the non common sides of 2 adjacent angles from a right angle, these angles are...
Supplements of congruent angles are...
An angle supplementary to the same angle is...
Complements of congruent angles are...
An angle complementary to the same angle is...
Vertical angles are...