구글 클래스룸
GeoGebra지오지브라 클래스룸

Circles and Arcs

Important Terms!

Radius- Line formed with a point on the edge of the circle and the center Chord- Line formed inside a circle with 2 points on the edge of the circle Secant Line- A chord that is extended past the edge of the circle Tangent Line- a line that is perpendicular to a radius that goes through a point on the edge of the circle

Quadrilaterals in circles!

2 incribed angles with common points

Inscribed angles and the corresponding arc

Intersection of tangent lines

Intersection of tangent and Secant Line

Intersection of Chords

Triangle inscribed in a circle (Special Case)