Download Second Nine Weeks Vocabulary Terms

UNIT 1 Terms to define:
8-1 to 8-19:
Undefined terms
point
line
plane
5. collinear points
6. coplanar points
7. defined terms
8. segment
9. endpoints
10. ray
1.
2.
3.
4.
8-22 to 8-26:
1. opposite rays
2. intersection
3. straightedge
4. postulate
5. non-collinear
6. axiom
7. coordinate
8. distance
9. construction
10. congruent segments
8-29 to 9-2:
1. between
2. ruler postulate
3. segment addition postulate
4. midpoint
5. segment bisector
6. midpoint formula
7. Distance Formula
8. polygon
9. side
10. vertex
9-6 to 9-9: (written test)
1. N-gon
2. convex
3. concave
4. angle
5. sides of an angle
6. interior of an angle
7. exterior of an angle
8. measure of an angle
9. acute angle
10. right angle
9-12 to 9–16:
1. Obtuse angle
2. Straight angle
3. Congruent angles
4. Angle bisector
5. Complementary angles
6. Supplementary angles,
7. linear pairs,
8. vertical angles
9. adjacent angles,
10. Conditional statement
9-19 to 9-23:
1. If-then form
2. hypothesis
3. conclusion
4. negation
5. converse
6. inverse
7. conjecture
8. Inductive Reasoning
9. Counterexample
10.Deductive Reasoning
9-26 to 9-29:
1. Contrapositive
2. Equivalent statements
3. Biconditional statement
4. Law of Detachment
5. Law of Syllogism
6. Truth value
7. Truth table
8. Line perpendicular to a plane
9. Two Point Postulate
10.Line-Point Postulate
10-3 to 10-7:
1. Line Intersection Postulate
2. Three Point Postulate
3. Plane-Point Postulate
4. Plane-Line Postulate
5. Plane Intersection Postulate
6. Equation
7. Solve an equation
8. Formula
9. Addition Property of Equality
10.Subtraction property of equality
10-17 to 10-21:
1. Multiplication property of equality
2. Division Property of equality
3. Substitution property of equality
4. reflexive property
5. symmetric property
6. transitive property
7. proof
8. two-column proof
9. theorem
10. paragraph proof
10-24 to 10-28:
1. Right angles congruence theorem
2. Congruent Supplements theorem
3. Congruent Complements theorem
4. Linear Pair Postulate
5. Vertical angles congruence theorem
6. Parallel lines
7. Skew lines
8. Parallel planes
9. transversal
10. corresponding angles theorem
10-31 to 11-4:
1. Alternate interior angles theorem
2. Alternate exterior angles theorem
3. Consecutive interior angles theorem
4. Distance from a point to a line
5. perpendicular bisector
6. slopes of Parallel lines
7. slopes of Perpendicular lines
8. vector
9. initial point
10. terminal point
11-7 to 11-11:
1. Horizontal component
2. Vertical component
3. Component form
4. transformation
5. image
6. preimage
7. translation
8. rigid motion
9. composition of transformations
10. reflection
11-14 to 11-18:
1. Line of reflection
2. Glide reflection
3. Line symmetry
4. Line of symmetry
5. Rotation
6. Center of rotation
7. Angle of rotation
8. Rotational symmetry
9. Center of symmetry
10. Rotation Postulate
11-28 to 12-2:
1. Congruent figures
2. Congruence transformation
3. dilation
4. center of dilation
5. scale factor
6. enlargement
7. reduction
8. similarity transformation
9. similar figures
10. Triangle Sum Theorem
12-5 to 12-9:
1. Exterior angle theorem
2. Corollary to the Triangle Sum Theorem
3. Properties of Triangle Congruence
4. Third Angles Theorem
5. SAS Congruence Theorem
6. Equilateral Triangles
7. Isosceles Triangles
8. legs
9. Vertex angle
10. Base
Start Second Semester changes here:
12- to 12-12:
1. concurrent,
2. centroid,
3. triangle sum,
4. equilateral triangle,
5. isosceles triangle,
6. scalene triangle,
7. right triangle,
8. obtuse triangle,
9. point of concurrency,
10. quadrilateral,
1-5 TO 1-9:
1. rectangle,
2. square,
3. rhombus,
4. kite,
5. trapezoid,
6. auxiliary segment,
7. isosceles trapezoid
8. nine-point circle,
9. altitude,
10. center,
1-12 to 1-16:
1.
2.
3.
4.
5.
midpoint,
orthocenter,
trapezoid,
inscribe,
regular polygon