Geometry Problems 1391-1400. Level: High School, College

Geometry Problems 1391 - 1400

Geometry Problem 1391.
Two Triangles, Ratio of Areas, Circumcircle.

Geometry Problem 1392.
Two Cyclic Quadrilateral, Cyclic Octagon, Circle.

Geometry Problem 1393.
Monge's Circle Theorem, Three Circles and Three Pair of Common Tangents, Collinearity.

Geometry Problem 1394.
Three Circles and Three Pair of Common Internal Tangents, Concurrency.

Geometry Problem 1395.
Triangle with three rectangles on the sides, Midpoints, Perpendicular lines, Concurrency.

Geometry Problem 1396.
Triangle with three rectangles on the sides, Vertices, Perpendicular lines, Concurrency.

Geometry Problem 1397.
Circle, Diameter, Tangent, Secant, 90 Degrees Angle, Perpendicular, Collinear Points.

Geometry Problem 1398.
Isosceles Triangle, Circle, Radius, Perpendicular, Measurement.

Geometry Problem 1399.
Triangle, Circumcircle, Perpendiculars, Angles, Congruence, Cyclic Quadrilateral.

Geometry Problem 1400.
Triangle with three rectangles on the sides, Perpendicular Bisectors, Concurrency.