# Chapter 10 and 11

18 cards

Vocabulary

Created Dec 7, 2006
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 Side A Side B 1 Central Angle An angle formed by two radii 2 Arc Part of the circumfrence of the circle 3 Minor Arc An arc less than 180 degrees 4 Major Arc An arc greater than 180 degrees 5 Semi Circle An arc equal to 180 degrees 6 Inscribed Angle An angle whose vertex is on the circle and it's made from two chords 7 Circle Set of all points equidistant froma given point in a plane 8 Radius Segment from the center of a ciircle to the circle 9 Diameter A segment connecting two points on the circle thru the center point 10 Circumfrence The distance around the circle 11 Chord Segment connecting two points on the circle 12 Congruent Circles Circles with the same radii 13 Secant A ray or line that passes thru th circle two times 14 Tangent A ray or a line that touches the circle in exactly one point, but never enters the circle 15 Point of Tangency The point where the the tangent touches the circle 16 Interior of the Circle Inside of the circle 17 Exterior of the Circle The outside of a circle 18 Concentric circles Circles with the same center point