The process of thinking systematically and logically to draw conclusions or make decisions based on facts or evidence.
Reasoning
A logical argument made of two premises followed by a conclusion.
Syllogism
The statement formed by switching the hypothesis and conclusion of a condition
Converse
A carpenter is building a book case in the shape of a rhombus. If one side is 24 inches long, how many inches should each of the other sides be?
What is 24 inches
The study of valid reasoning. It involves principles used to distinguish correct from incorrect arguments.
Logic
Statements accepted as true without proof, used as a foundation for further reasoning
Postulates (or Axioms)
The statement formed by negating both the hypothesis and conclusion of a conditional.
Inverse
Meredith is ordering a rectangular rug with a perimeter of 48 feet. One side is 14 feet. What are the remaining sides' lengths?
One side is 14 feet, and the remaining two sides are 10 feet each.
A type of reasoning that starts with general premises and uses them to draw specific conclusions.
Deductive Reasoning
A statement that has been proven to be true using definitions, postulates, and previously proven theorems
Theorem
The statement formed by switching and negating both the hypothesis and conclusion.
Contrapositive
What is 128 cm
A statement believed to be true based on observations, but not yet proven. ..
Conjecture
A statement that follows directly and easily from a previously proven theorem
Corollary
A statement combining a conditional and its converse: "If and only if (iff)."
Biconditional
Alex and Matt are having an argument about parallelograms. Alex thinks that all rhombuses are squares and Matt thinks that all squares are rhombuses. Is Matt or Alex correct?
What is Matt
A type of reasoning that draws general conclusions from specific examples or patterns.
Inductive Reasoning
A statement in the form "If p, then q."
Conditional Statements
If I have square ABCD and diagonal AC, what is the measure of <BAC?
What is 45o
What is yes