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

MD #2 3rd grade

Tier 3 Vocab Words

area The size of a surface LxW=
square unit A square whose all side measures 1 unit.
plane figure A two-dimensional shape. A shape or figure drawn on a 2-dimensional plane.
square cm. The area equal to a square that is 1 centimeter on each side. The symbol is cm2
square in. is a unit of area, equal to the area of a square with sides of one inch.
square ft. unit of area measurement equal to a square measuring one foot on each side
Attrribute A characteristic or property of an object such as color,shape,size,etc.
nonstandard units A method of measuring that uses informal units. (handful, arm length, and stride)
tiling A pattern of shapes repeated to fill a plane. The shapes do not overlap and there are no gaps.
decomposing we break the number apart
perimeter The distance around a figure.
polygon A plane shape (two-dimensional) with straight sides.
side length The measure of the segment joining two adjacent vertices in a figure.
Created by: ewall5