Google Classroom
GeoGebraGeoGebra Classroom

Napoleon's Triangle

Step 1: Create a triangle

Step 2: Construct three equilateral triangles on the outsides of the original triangle (Hint: use a compass)

Step 3: Find the midpoint of the sides of the grey triangle, draw a line connecting the midpoint and the vertices directly across from it.

Step 4 & 5 Find the midpoint of one of the other sides of the equilateral triangles, draw a line connecting the midpoint and the vertices directly across from it. Find the intersections of those points

Step 6: Connect the Centroids

Hint: Find the Centroid of the grey triangle

Hint: Find the Centroid of the green triangle