Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know (0)
Remaining cards (0)
Know (0)
0:00
share
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

7th Triangle Vocab

TermDefinition
Acute Angle angle that is less than 90 degrees.
Obtuse Angle angle that is more than 90 degrees and less than 180 degrees
Right Angle angle that is exactly 90 degrees. A small square is the symbol for this angle.
Straight Angle angle that is exactly 180 degrees
Scalene Triangle triangle that has NO congruent sides
Vertex the common endpoint of 2 rays (point where 2 rays/sides meet and form angle)
Degrees unit used to measure angles.
Acute Triangle triangle that has all acute angles.
Right Triangle triangle that has one right angle.
Obtuse Triangle triangle that has one obtuse angle.
Angle 2 sides/rays with a common endpoint.
Isosceles Triangle triangle that has at least 2 congruent sides
Equilateral Triangle triangle with all 3 congruent sides.
Sum of angles in a triangle 180 degrees
Complimentary Angles Sets of angles that add up to 90 degrees.
Supplementary Angles= Sets of angles that add up to 180 degrees
Triangle A shape with 3 sides and 3 angles. The sum of the angles is 180 degrees.
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards