Simson-Wallace variation

Author:M. Pilar Vélez

Construct a triangle ABC and free point D. Consider the perpendicular lines to DA, DB and DC. Ask for the locus of D so that these perpendicular lines are concurrent.

Simson-Wallace variation (M. de Guzman's book, pp45)

New Resources

Oddly Satisfying Voronoi Diagram
Untitled
Bessel Function
Nobody Likes to Be a Circle Either
Ogee Arch - Construction

Discover Resources

Correlation coefficient and line of best fit
Swim-Run
GM3B-03-P1-Q1 - Find the scale factor
Susie - multiple solutions

Discover Topics

Interest Calculation
Similarity Transformation or Similarity
Matrices
Histogram
Sine