Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

Geometry Terms Tada!

Triangle with two equal sides. Isosceles
Ray that cuts an angle exactly in half. Angle Bisector
Point of a triangle were the three medians meet. Centroid
Point of a triangle where the three perpendicular bisectors meet. Circumcenter
If I am hungry, then I eat an apple. If I eat an apple, then I am hungry. <--- Converse
All sides ar the same length Equilateral
The side opposite of the right angle of a right triangle. Hypotenuse
Where the three angle bisectors of a triangle meet. Incenter
One dimensional; continues forever. Line
Line halfway up a triangle that is parallel and half the size of the opposite side. Midline
Point where three altitudes of a triangle meet. Orthocenter
Lines on the same plane that never intersect. Parallel
Line that goes through the midpoint of a line segment. Perpendicular Bisector
Represented by a dot. Point
Two dimensional figure that is made of straight line segments that touch two other line segments, and is closed. Polygon
a2 + b2 = c2. Pythagorean Therom
Polygon with four sides. Quadrilateral
Polygon that has equal sides and angles. Regular
Three different sides. Scalene
Two polygons with congruent angles and proportional sides. Similar
Proven mathematical fact. Therom
Point where two sides of a polygon meet. Vertex
Point at one end and continuous on the other. Ray
([x1+x2]/2,[y1+y2]/2) Midpoint Formula
Line segment showing the lowest point to the highest point of a triangle. Altitude
Created by: LOLcatz