Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
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

Chapter 5 Vocabulary

Review for Unit Assessment

Circumcenter The point where 3 perpendicular bisectors meet.
Incenter The point where 3 angle bisectors meet.
Median A segment whose endpoints are a vertex and the midpoint of the opposite side.
Orthocenter The point where 3 altitudes meet.
Altitude A perpendicular segment that extends from a vertex to the line containing the opposite side.
Centroid The point where 3 medians meet.
Angle bisector A ray that divides an angle into 2 congruent parts.
Circumscribed circle All vertices of a polygon lie on the circle.
Inscribed circle Each side of a polygon is tangent to the circle.
Point of concurrency The point where 3 lines intersect.
Concurrent lines 3 lines that intersect at a point. The lines are said to be __.
Created by: 871561496323108