Geometry Theorems and Problems - Recent Additions (Page 4 of 15) Geometry Problem 1186 Right Triangle, Square, Inscribed Circle, Tangent, Quadrilateral, Area. Geometry Problem 1185 Similar Rectangles, Four Quadrilaterals, Sum of the Areas, Metric Relations. Geometry Problem 1184 Right Triangle, Square, Inscribed Circle, Tangent, Concurrent Lines. Geometry Problem 1183 Parallelogram, Diagonals, Circle, Tangent Line. Geometry Problem 1182 Two Squares, Four Quadrilaterals, Sum of the Areas, Metric Relations. Geometry Problem 1181 Cyclic Quadrilateral and Tangential Quadrilateral, Diameter as a Diagonal, Incenter, Circumcenter. Geometry Problem 1180 Quadrilateral, 120 Degrees, Diagonals, Perpendicular. Geometry Problem 1179 Triangle, Centroid, Transversal, Sum of Ratios, Sides. Geometry Problem 1178 Triangle, Angle Bisector, Metric Relations. Geometry Problem 1177 Triangle, Two Angle Bisectors, Metric Relations. Geometry Problem 1176 Cyclic Quadrilateral, Diagonals, Six Diameters, Circles, Collinear Points, Concurrent Lines. Geometry Problem 1174 Triangle, Quadrilateral, Double, Triple, Angle, Congruence, Excenter, Angle Bisector. Geometry Problem 1173 Triangle, Cevian, Angle, Congruence, Similarity. Geometry Problem 1172 Cyclic Quadrilateral, Circle, Secant, Triangle, Similarity, Metric Relations. Geometry Problem 1171 Area of a Triangle in terms of the three altitude or heights ha, hb, hc. Geometry Problem 1170 Area of a Triangle in terms of the three sides, a-b-c. Geometry Problem 1169 Complete Quadrilateral, Orthocenters of the Component Triangles, Collinear Points, Ortholine, Steiner-line, Orthocentric line. Geometry Problem 1168 Construction of the Inscribed Circle of the Arbelos, Semicircles, Diameter, Circle, Triangle, Circumcircle, Tangent. Geometry Problem 1167. Triangle, Circle, Circumcircle, Perpendicular, 90 Degrees, Collinear Points. Geometry Problem 1166. Triangle, Circles, Diameters, Secant, Midpoint, Congruence. Geometry Problem 1165. Right Triangle, Circle, Center, Radius, Cathetus, Perpendicular, 90 Degrees, Perimeter, Metric Relations. Geometry Problem 1164. Triangle, Angle Bisector, Cevian. Geometry Problem 1163. Isosceles Triangle, Congruence, Double Angle, Circle, Concyclic Points, Circumcenter, Perpendicular, Angle Bisector. Geometry Problem 1162. Triangle, Congruence, Double Angle, Parallel Lines, Circle, Circumcenter. Geometry Problem 1161. Scalene Triangle, 60 Degrees, Angle, Orthocenter, Circumcenter, Equilateral Triangle, Congruence. Geometry Problem 1160. Triangle, Three Squares, Area, Equivalent Triangles. Geometry Problem 1159. Triangle, Circumcircle, Sagitta, Chord, Arc, Metric Relations. Geometry Problem 1158. Four Tangent Circles, Tangent Chord, Radius, Metric Relations. Geometry Problem 1157. Four Circles, Mutually Tangent, 90 Degrees, Radius, Metric Relations. Geometry Problem 1156. Square, Tangent Line, 90 Degrees, Metric Relations. Geometry Problem 1155. Right Triangle, Altitude, Incenter, Incircle, Area. Geometry Problem 1153. Triangle, Angle Bisectors, Perpendicular, Congruence. Geometry Problem 1154.Sangaku: Three circles and a tangent line. Geometry Problem 1152. Triangle, Quadrilateral, Angle, 10, 20, 30 Degrees. Geometry Problem 1151. Circle, Diameter, Chord, Perpendicular, 90 Degrees, Metric Relations. Geometry Problem 1150. Circle, Perpendicular Secants, 90 Degrees, Congruence. Geometry Problem 1149. Isosceles Triangle, Altitude, Cevian, Incircles, Tangent, Congruence. Dynamic Geometry Problem 1148 Static Geometry Problem 1148. Right Triangle, Circle, Incircle, Circumcircle, Tangent, Radius. GeoGebra, HTML5 Animation for Tablets (iPad, Nexus). Geometry Problem 1147. Scalene Triangle, Orthocenter, Circumcenter, Congruence, Equilateral Triangle. Geometry Problem 1146. Triangle, Interior Point, 10, 20, 30, 130 degrees, Congruence. Geometry Problem 1145. Three Squares, Midpoints. Geometry Problem 1144. Three Equal Squares, Diagonals, Perpendicular, 90 Degrees, Angle Bisector.

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Home | SearchGeometry | Email | By Antonio Gutierrez
Jul 13, 2014