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 Ch. 4 vocab


Triangle An polygon with three sides. Classified by sides: Scalene, Isosceles, Equilateral. Classified by angles: Acute, Right, Obtuse.
Interior Angles The three angles on the interior of an polygon. They add up to 180 degrees.
Exterior Angles Six angles formed by extending the sides of an polygon.
Congruent Figures All the parts of an figure are congruent to the corresponding parts of another figure.
Corresponding Parts Parts of two figures that correspond to another.
Legs of a Right Triangle In an right triangle, the sides adjacent to the right angle.
Hypotenuse The side opposite to the right angle. It is longer than the legs.
Flow Proof Uses boxes/bubbles and arrows to show the flow of a logical argument. The reasons are below the statement they justify.
Legs In an isosceles triangle, the two congruent sides.
Vertex Angle The angle formed by the two legs of a isosceles triangle.
Base The third side of a isosceles triangle.
Base Angles The two angles formed by the legs and base of a isosceles triangle. These are congruent to each other.
Transformation A operation that moves or changes a geometric figure in some way to produce a new figure.
Image The new figure resulting from an transformation.
Rotation SWIRLY Q. spiral movement.
Congruence Transformation I could not find this definition in the chapter and was not in the mood to look in the glossary in the back of the book. There is eight subsections in this chapter which i think is nine more than there should be.
Created by: jmclaughlin