math terms

Home > Preview

The flashcards below were created by user Anonymous on FreezingBlue Flashcards.

half of the diameter
2. center
the center of the circle
3. chord
a segment whose endpoints are on a circle
4. diameter
a chord that passes through the center of a circle
5. secant
a line that intersects a circle at two points
6. point of tangency
a line that intersects the circle exactly one point
7. tangent segments from a common external point are
congruent
8. central angle
an angle whose vertex is the center of the circle
9. semicircle
arc with endpoints of a diameter
10. arc
unbroken part of the circle
11. minor arc
part of a circle measuring <180 degrees
12. major acr
part of a circle measuring between 180 and 360 degrees
13. measure of a minor arc
named with two letters
14. measure of a major arc
named with three letters
15. congruent circles
two circles are congruent if they have the same radius
16. congruent arcs
two arcs are congruent arcs if thhey have the same measure and are acrcs of the same circle or of congruent circles
17. inscribed angle
an angle whose vertex is on a circle
18. intercepted arc
the arc that lies in the interior of an inscribed angle and has endpoints on the angle
19. inscribed polygon
a polygon whose vertices all lie on a circle
20. circumscribed circle
a circle that contains the vertices of an inscribed polygon
21. segment of a chord
when two chords intersect the interior of a circle , each chord is divided into two segments
22. secant segment
a segment that contains a chord of a circle and has exactly one endpoint outside the circle
23. external segment
the part of secant segment that's outside the circle
24. circumference
the distance around a circle
25. arc length
portion of the circumference of a circle
26. sector of a circle
the region bounded by two radiis of the circle and their intercepted arc
27. sphere
the set of all points in space equidistant from a given point
28. center of a sphere
the given point from which all points on the sphere are equidistant
a segment from the center to a point on the sphere
30. chord of a sphere
a sphere is a chord that contains the center of the sphere
31. great circle
the intersection of the sphere and a plane that contains the center of the sphere
32. hemisphere
one of the congruent halfs of a sphere

Card Set Information

 Author: Anonymous ID: 74541 Filename: math terms Updated: 2011-03-22 21:42:28 Tags: math terms Folders: Description: math terms Show Answers:

What would you like to do?

Home > Flashcards > Print Preview