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

MC Ch13 Vocab

Gr5 Math Vocab

acute angle an angle with a measure between 0º and 90º
angle two RAYS with a common endpoint
CONGRUENT line segments line segments that have EXACTLY the same LENGTH
degree a unit for measuring angles
EQUILATERAL triangle a triangle with three CONGRUENT sides and angles
image the result after a geometric figure has been TRANSFORMED
INTERSECTING lines LINES that meet or CROSS at a common POINT
ISOSCELES triangle a triangle with at least 2 sides the SAME length and 2 EQUAL angles
obtuse angle an angle that measures between 90º and 180º
PARALLEL lines lines that are the same distance apart; DO NOT INTERSECT
parallelogram a QUADRILATERAL with four sides in which each pair of OPPOSITE sides are PARALLEL and CONGRUENT
PERPENDICULAR lines LINES that cross each other at RIGHT ANGLES
quadrilateral a POLYGON that has 4 sides and 4 angles
rectangle a QUADRILATERAL with four RIGHT angles; OPPOSITE sides are EQUAL and PARALLEL
REFLECTION a figure that is FLIPPED over a line to create a MIRROR image of that figure
rhombus a PARALLELOGRAM with four CONGRUENT sides
right angle an angle with a measure of 90º
ROTATION TURNING a figure about a fixed point
square a rectangle with four CONGRUENT SIDES
TRANSFORMATION a movement of a figure that does NOT CHANGE the SIZE or SHAPE of that figure
TRANSLATION SLIDING a figure in a STRAIGHT LINE horizontally, vertically, or diagonally
trapezoid a QUADRILATERAL with EXACTLY one pair of PARALLEL sides
Created by: bcarvajal