Perpendicular Incenters (in Geometry)

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**Bractals**(Solution Posted, 0 Comments)Circumcenters and Vectors (in Geometry)

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**Bractals**(No Solution Yet, 2 Comments)Regular N-gon (in Geometry) Rating: 4.00

Posted on 2017-07-09 by

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**Bractals**(No Solution Yet, 2 Comments)Circumcenters and Incenters (in Geometry) Rating: 5.00

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**Bractals**(No Solution Yet, 1 Comments)Concurrent Rays (in Geometry) Rating: 5.00

Posted on 2016-08-20 by

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**Bractals**(No Solution Yet, 1 Comments)Find number and base (in Numbers) Rating: 5.00

Posted on 2016-03-17 by

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**Bractals**(No Solution Yet, 6 Comments)Concurrent Secants (in Geometry) Rating: 4.00

Posted on 2015-08-02 by

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**Bractals**(Solution Posted, 1 Comments)Red, White, and Blue (in Logic) Rating: 4.00

Posted on 2015-07-29 by

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**Bractals**(Solution Posted, 4 Comments)A Midpoint Construction (in Geometry)

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**Bractals**(Solution Posted, 3 Comments)Chord Triangle Constant (in Geometry)

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**Bractals**(Solution Posted, 4 Comments)Three Line Segment Sum (in Geometry) Rating: 4.00

Posted on 2014-05-31 by

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**Bractals**(Solution Posted, 2 Comments)Concurrent Lines (in Geometry) Rating: 4.00

Posted on 2014-05-30 by

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**Bractals**(Solution Posted, 1 Comments)Triangles, Incircles, and an Excircle (in Geometry)

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**Bractals**(Solution Posted, 0 Comments)2 to 1 Bisector (in Geometry) Rating: 4.00

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**Bractals**(Solution Posted, 2 Comments)Divide in Half (in Geometry) Rating: 5.00

Posted on 2014-03-07 by

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**Bractals**(Solution Posted, 6 Comments)Constant Ratio (in Just Math) Rating: 4.00

Posted on 2013-12-17 by

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**Bractals**(Solution Posted, 2 Comments)Similar Triangles (in Geometry) Rating: 4.00

Posted on 2013-11-15 by

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**Bractals**(Solution Posted, 10 Comments)Collinear and Equal Angles (in Geometry) Rating: 4.00

Posted on 2013-11-09 by

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**Bractals**(Solution Posted, 5 Comments)Circumcenter on Ray (in Geometry) Rating: 4.00

Posted on 2013-10-12 by

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**Bractals**(Solution Posted, 1 Comments)Midpoint of Two Chords (in Geometry) Rating: 4.00

Posted on 2013-09-15 by

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**Bractals**(Solution Posted, 1 Comments)Ring of Circles (in Just Math) Rating: 4.00

Posted on 2013-08-17 by

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**Bractals**(Solution Posted, 1 Comments)Circles Around a Circle (in Just Math)

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**Bractals**(Solution Posted, 2 Comments)Parallelogram Requirement (in Geometry) Rating: 3.00

Posted on 2013-07-07 by

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**Bractals**(Solution Posted, 1 Comments)Concyclic Points of Tangency (in Geometry)

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**Bractals**(Solution Posted, 2 Comments)Distance to Diagonal 2 (in Geometry) Rating: 4.00

Posted on 2013-06-06 by

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**Bractals**(Solution Posted, 1 Comments)Distance to Diagonal (in Geometry) Rating: 3.00

Posted on 2013-05-14 by

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**Bractals**(Solution Posted, 6 Comments)Triangle from Perimeter (in Geometry)

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**Bractals**(Solution Posted, 3 Comments)Circular Billiards Table (in Geometry) Rating: 3.00

Posted on 2013-04-23 by

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**Bractals**(Solution Posted, 6 Comments)Orthodiagonal Quadrilateral (in Geometry) Rating: 3.00

Posted on 2013-03-24 by

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**Bractals**(Solution Posted, 0 Comments)Square from four points (in Geometry) Rating: 4.00

Posted on 2013-01-08 by

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**Bractals**(Solution Posted, 5 Comments)Intersection of Bisectors (in Geometry) Rating: 3.00

Posted on 2012-12-01 by

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**Bractals**(Solution Posted, 2 Comments)Coincide or Perpendicular (in Geometry) Rating: 3.00

Posted on 2012-10-20 by

Posted on 2012-10-20 by

**Bractals**(Solution Posted, 0 Comments)Product of Sum and Product (in Numbers)

Posted on 2012-06-21 by

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**Bractals**(Solution Posted, 2 Comments)Quadrilateral Locus (in Geometry) Rating: 4.00

Posted on 2012-05-05 by

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**Bractals**(Solution Posted, 1 Comments)Locus of Intersections (in Geometry) Rating: 4.00

Posted on 2012-03-09 by

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**Bractals**(Solution Posted, 4 Comments)Midpoint Areas (in Geometry) Rating: 4.00

Posted on 2012-02-18 by

Posted on 2012-02-18 by

**Bractals**(Solution Posted, 2 Comments)Orthogonal Conics (in Geometry) Rating: 5.00

Posted on 2011-12-10 by

Posted on 2011-12-10 by

**Bractals**(Solution Posted, 2 Comments)Maximum Cevian Triangle (in Geometry)

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**Bractals**(Solution Posted, 1 Comments)Lattice Point as Centroid (in Geometry) Rating: 3.00

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**Bractals**(Solution Posted, 8 Comments)Parallel Hexagon (in Geometry) Rating: 3.00

Posted on 2011-04-07 by

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**Bractals**(Solution Posted, 1 Comments)Splitting Hypotenuse (in Geometry) Rating: 4.00

Posted on 2011-04-03 by

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**Bractals**(Solution Posted, 2 Comments)All or Exactly Two (in Geometry) Rating: 4.00

Posted on 2011-03-27 by

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**Bractals**(Solution Posted, 5 Comments)Circumcircle Fixed Point (in Geometry) Rating: 4.00

Posted on 2010-12-17 by

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**Bractals**(Solution Posted, 1 Comments)Incircle Fixed Point (in Geometry) Rating: 4.00

Posted on 2010-12-08 by

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**Bractals**(Solution Posted, 1 Comments)Incircle Bisector (in Geometry) Rating: 3.00

Posted on 2010-10-23 by

Posted on 2010-10-23 by

**Bractals**(Solution Posted, 3 Comments)Tri-Similarity (in Geometry) Rating: 3.00

Posted on 2010-10-17 by

Posted on 2010-10-17 by

**Bractals**(Solution Posted, 10 Comments)Equal Tangents (in General) Rating: 3.00

Posted on 2010-10-03 by

Posted on 2010-10-03 by

**Bractals**(Solution Posted, 11 Comments)Collinear Feet (in Geometry) Rating: 3.00

Posted on 2010-09-26 by

Posted on 2010-09-26 by

**Bractals**(Solution Posted, 1 Comments)Split an Altitude (in Geometry) Rating: 4.00

Posted on 2010-09-24 by

Posted on 2010-09-24 by

**Bractals**(Solution Posted, 2 Comments)Non-rational Quadratic (in Just Math)

Posted on 2010-08-22 by

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**Bractals**(Solution Posted, 5 Comments)Bisector Inequality (in Geometry) Rating: 4.00

Posted on 2010-08-19 by

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**Bractals**(Solution Posted, 1 Comments)Intersection in a Quadrilateral (in Geometry)

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**Bractals**(Solution Posted, 1 Comments)Quadrilateral Equals Overlapping Triangles (in Geometry)

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**Bractals**(Solution Posted, 1 Comments)Inscribe Right Triangle (in Geometry)

Posted on 2010-07-18 by

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**Bractals**(Solution Posted, 1 Comments)Divide a triangle (in Geometry) Rating: 4.00

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**Bractals**(Solution Posted, 1 Comments)Triangle Divided (in Geometry) Rating: 2.50

Posted on 2010-04-15 by

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**Bractals**(Solution Posted, 8 Comments)Cantilever Structure (in Science) Rating: 3.00

Posted on 2010-02-26 by

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**Bractals**(Solution Posted, 6 Comments)Quadrilateral in a rectangle (in Just Math) Rating: 4.00

Posted on 2009-07-17 by

Posted on 2009-07-17 by

**Bractals**(Solution Posted, 5 Comments)Collinear intersections (in Geometry)

Posted on 2009-07-13 by

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**Bractals**(Solution Posted, 3 Comments)Reciprocals (in Just Math) Rating: 4.00

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**Bractals**(Solution Posted, 1 Comments)Fly on a cone (in Just Math) Rating: 4.00

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**Bractals**(Solution Posted, 1 Comments)Integer Side Lengths (in Just Math) Rating: 3.00

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**Bractals**(Solution Posted, 8 Comments)Circumcircles (in Geometry) Rating: 3.00

Posted on 2009-01-28 by

Posted on 2009-01-28 by

**Bractals**(Solution Posted, 1 Comments)xyz radicals (in Just Math) Rating: 4.00

Posted on 2008-10-13 by

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**Bractals**(Solution Posted, 4 Comments)Half Perpendicular Times Two (in Geometry) Rating: 3.00

Posted on 2008-10-06 by

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**Bractals**(Solution Posted, 2 Comments)Construct a Square (in Geometry) Rating: 4.00

Posted on 2008-05-29 by

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**Bractals**(Solution Posted, 5 Comments)Orthogonal Circle (in Geometry) Rating: 4.00

Posted on 2008-05-25 by

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**Bractals**(Solution Posted, 4 Comments)Center of Gravity of Perimeter (in Geometry) Rating: 5.00

Posted on 2008-05-18 by

Posted on 2008-05-18 by

**Bractals**(Solution Posted, 13 Comments)Locus of Triangle (in Geometry) Rating: 3.50

Posted on 2008-05-15 by

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**Bractals**(Solution Posted, 5 Comments)Four Circles (in Geometry) Rating: 2.00

Posted on 2008-04-24 by

Posted on 2008-04-24 by

**Bractals**(Solution Posted, 0 Comments)Congruent Incircles (in Geometry) Rating: 3.00

Posted on 2008-04-11 by

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**Bractals**(Solution Posted, 4 Comments)Sum of Quad. Radii (in Geometry) Rating: 2.33

Posted on 2008-04-02 by

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**Bractals**(Solution Posted, 1 Comments)Ratio of Radii (in Geometry) Rating: 3.50

Posted on 2008-03-27 by

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**Bractals**(Solution Posted, 1 Comments)Tangent with Straightedge (in Geometry) Rating: 4.00

Posted on 2008-03-13 by

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**Bractals**(Solution Posted, 8 Comments)Sum of Radii (in Geometry) Rating: 3.67

Posted on 2008-03-12 by

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**Bractals**(Solution Posted, 1 Comments)Quadrilateral Concurrency (in Geometry) Rating: 3.00

Posted on 2008-03-06 by

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**Bractals**(Solution Posted, 6 Comments)3 Distinct Roots Not (in Just Math) Rating: 4.00

Posted on 2008-03-04 by

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**Bractals**(Solution Posted, 4 Comments)Quadrilateral Inequality (in Geometry) Rating: 2.00

Posted on 2008-02-24 by

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**Bractals**(Solution Posted, 0 Comments)Primitive Pythagorean Triangles (in Geometry)

Posted on 2008-01-26 by

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**Bractals**(Solution Posted, 3 Comments)Sum the Points of Tangency (in Geometry) Rating: 1.00

Posted on 2008-01-16 by

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**Bractals**(Solution Posted, 1 Comments)Area of Pentagon (in Geometry) Rating: 2.00

Posted on 2008-01-07 by

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**Bractals**(Solution Posted, 4 Comments)Sum Projection Differences (in Geometry) Rating: 2.00

Posted on 2008-01-05 by

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**Bractals**(Solution Posted, 1 Comments)Locus of Points (in Geometry) Rating: 3.00

Posted on 2007-12-12 by

Posted on 2007-12-12 by

**Bractals**(Solution Posted, 16 Comments)Collinear Intersections (in Geometry)

Posted on 2007-09-13 by

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**Bractals**(Solution Posted, 1 Comments)Non ordered field (in Just Math) Rating: 3.00

Posted on 2007-06-06 by

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**Bractals**(Solution Posted, 2 Comments)Kissing Incircles (in Geometry) Rating: 2.50

Posted on 2007-06-01 by

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**Bractals**(Solution Posted, 0 Comments)Locus problem (in Geometry) Rating: 4.00

Posted on 2007-05-27 by

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**Bractals**(Solution Posted, 1 Comments)Minimum perpendicular (in Calculus) Rating: 2.67

Posted on 2007-05-09 by

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**Bractals**(Solution Posted, 4 Comments)Inversion Distance II (in Geometry) Rating: 1.50

Posted on 2007-03-29 by

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**Bractals**(Solution Posted, 0 Comments)Arithmetic Progression Triangle (in Geometry) Rating: 2.50

Posted on 2007-01-28 by

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**Bractals**(Solution Posted, 5 Comments)Alien Messages (in Science) Rating: 2.50

Posted on 2007-01-23 by

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**Bractals**(Solution Posted, 4 Comments)An Odd Function (in Just Math) Rating: 3.83

Posted on 2006-12-28 by

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**Bractals**(Solution Posted, 18 Comments)Parallel Bisections (in Geometry) Rating: 1.00

Posted on 2006-11-27 by

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**Bractals**(Solution Posted, 3 Comments)Ceremonial Stones (in Weights and Scales) Rating: 3.00

Posted on 2006-11-14 by

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**Bractals**(Solution Posted, 25 Comments)Angle Trisection (in Geometry) Rating: 2.50

Posted on 2006-11-09 by

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**Bractals**(Solution Posted, 6 Comments)4-gon Probability (in Probability) Rating: 3.25

Posted on 2006-11-03 by

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**Bractals**(Solution Posted, 2 Comments)Integer Roots (in Just Math) Rating: 2.50

Posted on 2006-10-14 by

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**Bractals**(Solution Posted, 5 Comments)Two Mirrors (in Geometry) Rating: 2.50

Posted on 2006-10-08 by

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**Bractals**(Solution Posted, 4 Comments)Commutative Group (in Just Math) Rating: 3.00

Posted on 2006-09-18 by

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**Bractals**(Solution Posted, 8 Comments)Mine Detection (in Geometry) Rating: 3.00

Posted on 2006-07-29 by

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**Bractals**(Solution Posted, 7 Comments)Angle Measures (in Geometry) Rating: 2.00

Posted on 2006-07-05 by

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**Bractals**(Solution Posted, 4 Comments)Integer Triangles (in Geometry) Rating: 4.00

Posted on 2006-06-21 by

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**Bractals**(Solution Posted, 5 Comments)Complex Reflection (in Geometry) Rating: 3.67

Posted on 2006-04-19 by

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**Bractals**(Solution Posted, 3 Comments)Integer Solutions (in Numbers) Rating: 2.50

Posted on 2006-03-30 by

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**Bractals**(Solution Posted, 16 Comments)Inversion Distance (in Geometry) Rating: 2.80

Posted on 2006-02-21 by

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**Bractals**(Solution Posted, 32 Comments)Circle's Limit (in Calculus) Rating: 3.00

Posted on 2006-01-13 by

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**Bractals**(Solution Posted, 4 Comments)Quad Angle (in Geometry) Rating: 3.00

Posted on 2005-12-17 by

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**Bractals**(Solution Posted, 3 Comments)Perpendicular Area (in Geometry) Rating: 3.75

Posted on 2005-12-08 by

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**Bractals**(Solution Posted, 2 Comments)Integer Rep (in Numbers) Rating: 3.50

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**Bractals**(Solution Posted, 2 Comments)Set of Spheres (in Geometry) Rating: 4.00

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**Bractals**(Solution Posted, 7 Comments)Isosceles Right Triangles (in Geometry) Rating: 3.25

Posted on 2005-10-19 by

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**Bractals**(Solution Posted, 10 Comments)Three Balls in a Bowl (in Science) Rating: 3.67

Posted on 2005-09-07 by

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**Bractals**(No Solution Yet, 18 Comments)Triangles and Rectangle (in Geometry) Rating: 3.33

Posted on 2005-08-21 by

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**Bractals**(Solution Posted, 5 Comments)What's Going On? (in Numbers) Rating: 3.00

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**Bractals**(Solution Posted, 4 Comments)Tipping Tube (in Science) Rating: 3.75

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**Bractals**(Solution Posted, 11 Comments)Perplexing Polynomial Puzzle (in Numbers) Rating: 4.33

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**Bractals**(Solution Posted, 6 Comments)Electrical Cube (in Science) Rating: 2.50

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**Bractals**(Solution Posted, 5 Comments)Triangular Billiard Table (in Geometry) Rating: 2.50

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**Bractals**(Solution Posted, 9 Comments)Bowl and Rod (in Science) Rating: 2.00

Posted on 2004-12-31 by

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**Bractals**(Solution Posted, 18 Comments)Points and Planes (in Geometry) Rating: 3.33

Posted on 2004-12-17 by

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**Bractals**(Solution Posted, 10 Comments)Disk Division (in Geometry) Rating: 4.10

Posted on 2004-12-09 by

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**Bractals**(Solution Posted, 17 Comments)