Basic Geometry Vocab & Formulas
Properties & Laws of Logic
Logic Definitions
Angle Pairs
Constructions
100
A closed 2D figure with straight sides
Polygon
100
Complete the Law of Syllogism:
1) If p, then q.
2) If q, then r.
3)
If p, then r.
100
Identify the italicized part of the conditional:
If you study for the final, you will get a better grade on the final.
Hypothesis
100
Name a pair of vertical angles
Lots of answers!!!!
100
Which construction is being done?
Angle bisector
200
A part of a line that is bound by endpoints
Segment
200
Complete the Law of Detachment:
1) If p, then q.
2) p is true.
3)
q is true
200
What is the converse of:
If you studied for the final, you will get a better grade on the final.
If you get a better grade on the final, you studied for the final.
200
Name a pair of corresponding angles
2&6, 3&7, 1&5, 4&8
200
Name the construction being done
Copying an angle / Constructing a congruent angle
300
A pair of adjacent angles that form a straight angle
Linear pair
300
Name the property of equality:
If a=b, then _____
b = a
300
Name a counterexample of the following statement:
All fruit is sweet
Lemons
300
Name a pair of alternate interior angles
3&5, 4&6
300
Name the construction
Perpendicular bisector
400
The intersection of two planes is a _____
line
400
Name the property of equality:
If a=b and b=c, then a = c
Transitive Property of Equality
400
What is the inverse of:
If you studied for the final, you will get a better grade on the final.
If you didn't study for the final, you will not get a better grade on the final.
400
Name a pair of alternate exterior angles
1&7, 2&8
400
Name the construction
Parallel line
500
The formula for area of a triangle is ____
1/2(base)(height)
500
Name the property of equality:
a = a
Reflexive Property of Equality
500
If a polygon is a triangle, then it has three sides. This can be written as a biconditional. What is the biconditional?
A polygon is a triangle if and only if it has three sides.
500
Name a pair of consecutive interior angles
3&6, 4&5
500
Other than paper and a writing utensil, what two tools are allowed to be used for constructions?
Compass and straightedge