Save
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Geometry-Chapter 2

Geometry-Chapter 2 Vocabulary

QuestionAnswer
an unproven statement that is based on observations conjecture
a process that includes looking for patterns and making conjectures inductive reasoning
a specific case that shows a conjecture is false counterexample
a type of logical statement that has two parts, a hypothesis and a conclusion conditional statement
the statement formed by exchanging the hypothesis and conclusion of a conditional statement converse
the equivalent statement formed by negating the hypothesis and conclusion of the converse of a conditional statement contrapositive
the statement formed by negating the hypothesis and conclusion of a conditional statement inverse
the form of a conditional statement that uses the words "if" and "then". The "if" part contains the hypothesis and the "then" part contains the conclusion. if-then form
the opposite of a statement negation
two statements that are both true or both false equivalent statement
two lines that intersect to form a right angle perpendicular lines
a statement that contains the phrase "if and only if" biconditional statement
a process that uses facts, definitions, accepted properties, and the laws of logic to form a logical argument deductive reasoning
a logical argument that shows a statement is true proof
a type of proof written as numbered statements and corresponding reasons that show an argument in a logical order two-column proof
a statement that can be proven theorem
If the hypothesis of a conditional statement is true, then the conclusion is also true. Law of Detachment
This law of logic allows you to draw conclusions from two conditional statements when the conclusion of one is the hypothesis of the other. Law of Syllogism
A rule or statement that is accepted as true without proof. postulate
A mathematical sentence formed by placing the symbol “=” between two expressions. equation
Equations that have the same solutions. equivalent equations
Two adjacent angles whose non-common sides are opposite rays. linear pair
Two angles whose measures have the sum of 90°. complementary angles
Two angles whose measures have the sum of 180°. supplementary angles
Two angles whose sides form two pairs of opposite rays. vertical angles
Created by: aelohaus
Popular Math sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards