Department of Mathematics and Science Education
EMAT 6600, J. Wilson
Problem: Count the Triangles -- III
Problem: Count the triangles. Extend the sequence. Find a formula for the number of triangles corresponding to v vertical dividing lines and h horizontal dividing lines.

Hints/Solution:

Complete a matrix to generate general formulas for each row and column. What would the formula be for n horizontal lines and m lines from the vertex?

How would you prove it?


Comments:


Extensions/Variations:


Reference:

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