Points, Lines, and Planes
Algebraic proofs
Conditional, Converse, inverse, contrapositive, and biconditional.
Inductive reasoning
Geometric Vocabulary
100
Name three ways to name line l
UB, UH, BH, HB, HU, BU
100
Distributive Property
100
What is the converse the following statement, then determine its truth value. If it is St. Patrick's Day, then it is March.
If it is March, then it is St. Patrick's Day. FALSE. It can be March 3rd but that is not St. Patrick's Day.
100
Which describes the pattern in the sequence below?
What is dividing the previous term by 2 to get the next term
100
These are the three building blocks of Geometry
What are points, lines, and planes?
200
AB with ( <--> ) on top
BD with ( <--> ) on top
DB with ( -->) on top
or BD with ( -->) on top
BD with ( -->) on top
200
What are the reasons for the steps?
1. Given
2. Subtractions POE.
3. Division POE.
200
Write the contrapositive of the following statement, then determine its truth value. If an angle measures less than 90 degrees, then it is acute.
If an angle is not acute, then it does not measure less than 90 degrees. TRUE
200
Find the next term in the sequence:
A, D, G, J, _____
What is M?
200
A segment with both endpoints located ON the circle is called a...
What is a Chord?
300
DOUBLE MONEY!!! How many chords can you draw on this circle?
What is 3?
300
What is the reason for the statement below?
Given: m∠1 = 63
m∠1 + m∠2 = 90
Prove: 63 + m∠2 = 90
Substitution Property of Equality
300
Write the following statement as a biconditional statement made from the conditional Statement below.
If a rhombus is a quadrilateral, then it has four congruent sides.
A rhombus is a quadrilateral if and only if it has four congruent sides
300
What are the missing numbers in this pattern?
23, 33, ___, 53, ___, 73?
What is 43 and 63?
300
Supplementary angles have a sum of...
What is a 180 degrees?
400
What is another name for <YWX?
What is <XWY?
400
If 3x + y = 14 and y = 9, then 3x + 9 = 14.
Substitution Property of Equality
400
What is B, Angles are supplementary if and only if their sums is 180 degrees?
400
How would you describe this pattern's rule?
65, 62, 59, 56, 53, 50?
Subtract 3
400
Complementary angles have a sum of...
What is 90 degrees?
500
Name the intersection of the planes
Line n
500
What are the remaining steps?
2.Distributive Property
3.Subtraction POE
4. Division POE
500
Original: If angles are congruent, then the measures of the angles are equal.
What is this? If angles are not congruent, then the measures of the angles are not equal.
What is inverse?
500
Used to prove that a conjecture is false.
What is a counterexample?
500
Which of the following is NOT an undefined term in geometry?
Plane, line, ray, or point?
Who is a ray?