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.
Don't know
Know
remaining cards
Save
0:01
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:
Retries:
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

Circles Review

TermDefinition
Circle A round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center)
Radius A straight line from the center to the circumference of a circle or sphere
Chord A line segment connecting two points on a curve.
Inscribed Angle An angle formed by two chords in a circle which have a common endpoint
Arc A part of the circumference of a circle
Circumference The enclosing boundary of a curved geometric figure, especially a circle
Area The number of square units inside a circle.
Diameter A straight line passing from side to side through the center of a body or figure, especially a circle or sphere.
Tangent A straight line or plane that touches a curve or curved surface at a point
Secant Astraight line that cuts a curve in two or more parts
Created by: tjplatt