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

Triangle Centers...

Triangle Centers and special segments

circumcenter Point of concurrency of Perpendicular Bisectors
centroid Point of concurrency of Medians
orthocenter Point of concurrency of Altitudes
incenter Point of concurrency of Angle Bisectors
incenter a point equidistant from the sides of a triangle
circumcenter a point equidistant from the vertices of a triangle
incenter the point you use to inscribe a circle in a triangle
circumcenter the point you use to circumscribe a circle about a triangle
centroid the point 2/3 of the distance from each vertex to the midpoint of the opposite side
circumcenter and orthocenter the only 2 points of concurrency that can be OUTSIDE or ON an obtuse triangle
midsegment a segment that divides 2 sides of a triangle in half AND is parallel to the 3rd side
Created by: KathiMcD