Term
Midpoint Thm
If M is the midpoint of segment AB, then |
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Definition
AM = 1/2 AB
and
MB = 1/2 AB |
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Term
Angle Bisector Thm
If ray BX is the bisector of
<ABC, then |
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Definition
m<ABX = 1/2 m<ABC
and
m<XBC = 1/2 m<ABC |
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Term
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Definition
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Term
If two lines are perpendicular,
then they form |
|
Definition
| congruent adjacent angles |
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Term
| If two lines form congruent adjacent angles, then |
|
Definition
| the lines are perpendicular |
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Term
| If the exterior sides of two adjacent acute angles are perpendicular, then |
|
Definition
| the angles are complementary |
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Term
If two angles are supplements of congruent angles
(or of the same angle) ,
then |
|
Definition
| the two angles are congruent |
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Term
If two angles are complements of congruent angles
(or the same angle),
then |
|
Definition
| the two angles are congruent |
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