10th Grade Geometry - Chapter 2

18 terms by txsoccerstar

Create a new folder

Like this study set?

Create a free Quizlet account to save it and study later.

Sign up for an account

Already have a Quizlet account? .

Create an account

Advertisement Upgrade to remove ads

law of syllogism

if p ➡q and q➡r are true conditional statements then p➡r is true

biconditional statement

a statement that contains the phrase "if and only if" the symbol for "if and only if" is ↔


a true statement that follows as a result of other true statements

equivalent statement

two statements that are both true of both false

line perpendicular to a plane

a line that intersects the plane in in a point and is perpendicular to every line in the plane that intersects it


the statement formed by switching the hypothesis and conclusion of a conditional statement


the "if" part of a conditional statement

conditional statement

has two parts, a hypothesis and a conclusion.

two-column proof

a type of proof written as numbered statements and reasons that show the logical order of an argument


the "then" part of a conditional statement

perpendicular lines

two lines that intersect to form a right angle. the smybol for "is perpendicular to" is ⊥


the negative of a statement. the negation symbol is ~

law of detachment

if p ➡ q is a true conditional statement and p is true, than q is true

paragraph proof

a type of proof written in paragraph form

if-then form

the "if" part contains the hypothesis and the "then" part contains the conclusion.

logical argument

an argument based on deductive reasoning, which uses facts, definitions, and accepted properties in a logical order


the statement formed when you negate the hypothesis and conclusion of the converse of a conditional statement


the statement formed when you negate the hypothesis and conclusion of a conditional statement

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set