Conditional Statements
Write the conditional: All 90 degree angles are right angles
If an angle is 90 degrees, then it is a right angle.
EG "is congruent to" EG, so EG is equal to EG
What is a counterexample for the following conjecture:
Any number divisible by 5 is also divisible by 10.
15, 25, 35, etc.
Coordinate of 3 has a weight of 2, the coordinate of 8 has a weight of 3.
What state is Mrs. Gallo-Lopez from?
Ohio
Write the converse: If an angle is 90 degrees, then it a right angle.
If it is a right angle, then it is 90 degrees.
Name the property: x=7 and so 7=x
Symmetric Property
What is a counterexample for the following conjecture:
Any number divisible by 7 is also divisible by 14.
21, 35, 49, etc.
Coordinate of -6 has a weight of 3, coordinate of 2 has a weight of 1.
-4
What state is Mr. Taplin from?
New Hampshire
Write the negation: If an angle is 90 degrees, then it is a right angle.
If it is not a 90 degree angle, then it is not a right angle.
Name the property: KL+MN=OP+MN
Addition Property of Equality
What phrase does the biconditional use?
"If and only if"
Coordinate of -1 has a weight of 1, coordinate of 4 has a weight of 2, coordinate of 9 has a weight of 2.
5
What does Mrs. Gallo-Lopez coach?
Girl's soccer
Write the contrapositive: If an angle is 90 degrees, then it is a right angle.
If it is not a right angle, then it is not a 90 degree angle.
Name the property: If TU+UV=VW and TU=RS, then RS+UV=VW
Substitution Property
What is the symbol for perpendicular? What is the symbol for parallel?
(draw it)
Coordinate of 2 has a weight of 2, the coordinate of 5 has a weight of 1, the coordinate of 7 has a weight of 3.
5
What does Mr. Taplin coach?
Cross county and flag football
Write the converse, inverse, and contrapositive: If it is September 26th, then you have a math test.
Converse: If you have a math test, then it is Sept 26th.
Inverse: If it is not Sept 26th, then you do not have a math test.
Contrapositive: If you do not have a math test, then it is not Sept 26th.
Describe when to use Transitive Property.
Combining Statements/combining previous lines
Identify the hypothesis and the conclusion: If a figure has five sides, then it is a pentagon.
Hypothesis: If a figure has five sides
Conclusion: Then it is a pentagon
Find your final score for your math class:
Homework is 10% of the final grade and has a score of 95%. Quizzes are 20% with a score of 75%. Midterm exam is 30% with a score of 85%. Final exam is 40% with a score of 90%.
86%
Who does our football team play this Friday?
Spoto, away.