This is the second part of the Triangle Similarity Series. The first part is Introduction to Similarity.
In Introduction to Similarity, we have learned that similar objects have the same shape, but not necessarily have the same size. We drew a triangle using a graphics software zoomed it in and zoomed it out producing similar triangles.
Zooming did not change the shape of the object. In effect, the measure of the interior angles of a triangle did not change. » Read more