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

Polygons 5G3&4

Classify Shapes

polygon A closed plane figure (2-D) made up of line segments
regular polygon A polygon that has sides of equal length and angles of equal measure
triangle A polygon with 3 sides
quadrilateral A polygon with 4 sides
pentagon A polygon with 5 sides
hexagon A polygon with 6 sides
octagon A polygon with 8 sides
equilateral triangle A triangle whose sides all have the same length
isosceles triangle A triangle with two sides of the same length
scalene triangle A triangle in which no sides have the same length
right triangle A triangle in which one angle is a right angle
acute triangle A triangle whose angles are all acute angles
obtuse triangle A triangle in which one angle is an obtuse angle
parallelogram A quadrilateral with 2 pair of parallel and congruent sides
trapezoid A quadrilateral with exactly one pair of parallel sides
rectangle A parallelogram with 4 right angles
rhombus A parallelogram with all sides the same length
square A rectangle with all sides the same length
congruent Same size
attributes A feature used to describe a shape such as lines and angles. Also known as properties of a shape.
2 - dimensional figures A shape that has width and height, but no thickness
classify To arrange in groups based on common attributes or properties
category A group of of objects (or shapes) with common attributes
sub category A smaller group within a category, that is classified by having common attributes not shared with rest of the objects in the category
Created by: mrszmath