Upgrade to remove ads
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

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.
Your email address is only used to allow you to reset your password. See 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.

Angles Lines 4th

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Term
Definition
acute angle   an angle less than 90 degrees  
🗑
right angle   an angle that is exactly 90 degrees  
🗑
obtuse angle   an angle larger than 90 degrees  
🗑
point   an exact location  
🗑
ray   a line with a start point but no end point  
🗑
line segment   part of a line with two endpoints  
🗑
line   a one dimensional figure that continues straight in both directions with no end  
🗑
parallel lines   two lines that never touch  
🗑
perpendicular lines   lines that intersect and form 90 degree angles at the intersection  
🗑
angle   the space between two rays that is formed from intersection lines, line segments, or planes  
🗑
degree   unit of measurement used to describe the size of an angle  
🗑
protractor   an instrument used to draw or measure angles  
🗑
adjacent   next to something else  
🗑
complementary angles   two angles that can be combined to equal 90 degrees  
🗑
supplementary angles   two angles that can be combined to equal 180 degrees  
🗑


   

Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
 
To hide a column, click on the column name.
 
To hide the entire table, click on the "Hide All" button.
 
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
 
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.

 
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
Created by: MsBall
Popular Math sets