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.

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

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.

Remove Ads
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

Green Packet 7

Angles and Triangles - Group 10, Group 11

Right Angle Measures 90 degrees
Obtuse Angle Measures greater thna 90 degrees, less than 180 degrees
Acute Angle Measures less than 90 degrees
Straight Angle Measures 180 degrees (a straight line)
Full Circle Measures 360 degrees
Sum of the angles in a triangle 3 angles = 180 degrees
Sum of the angles in a square 90 degrees x 4 = 360 degrees
Equilateral Triangle Three SIDES of equal length
Isosceles Triangle Two SIDES of equal length
Scalene Triangle Three SIDES of unequal length
Acute Triangle All three ANGLES are acute(less than 90 degrees)
Right Triangle One ANGLE is a right angle (90 degrees)
Obtuse Triangle One ANGLE is an obtuse angle (greater than 90 degrees)
Created by: smckay