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
edit
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

Unit 2 Vocab 4th blk

vocabulary words

QuestionAnswer
acute angle less than 90 degrees.
angle two rays that are connected at the end point. The end point is called the vertex.
angle bisector ray that divides an angle into 2 congruent (=) angles.
collinear points points that lie on the same line are collinear points.
congruent angles angles that have the same measures.
congruent segments two segments with the same length.
conjecture a conclusion reached by using inductive reasoning.
coordinate the distance and direction from the origin of a number line.
coplanar points and lines in the same plane are coplanar.
counterexample a particular example or instance of the statement that makes the statement false.
inductive reasoning a type of reasoning that reaches conclusions based on a pattern of specific examples or past events.
line a line has length but no width or thickness. It extends without end in two directions.
midpoint a point that divides a segment into two congruent segments. it bisects the segment.
obtuse angle more than 90 degrees.
opposite rays opposite rays start at the same point and goes on in the same direction.
parallel lines parallel lines are coplanar lines that do not intersect.
perpendicular lines perpendicular lines that intersect to form right angles.
plane a plane is a flat surface that has no thickness. it extends without end in all directions.
point a point has no length, width, or thickness, but has a position. (location)
postulate a statement accepted to be true without proof.
ray a ray is a part of a line that consists of an initial point and all points on the line that lie on one side of the initial point.
right angle exactly 90 degrees.
segment a line segment is a portion of a line between two points called end points.
skew lines skew lines are noncoplanar lines. therefore, they are not parallel and do not intersect.
space space is the boundless three dimensional set of all points.
Created by: hawk_april
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