↧
Image may be NSFW.
Clik here to view.
Clik here to view.
Harder Mathcounts State/AMC Questions
2012 Mathcounts State Sprint #30: In rectangle ABCD, shown here, point M is the midpoint of side BC, and point N lies on CD such that DN:NC = 1:4. Segment BN intersects AM and AC at points R and S,...
View Article
Image may be NSFW.
Clik here to view.
Clik here to view.
The Grid Technique in Solving Harder Mathcounts Counting Problems : from Vinjai
The following notes are from Vinjai, a student I met online. He graciously shares and offers the tips here on how to tackle those harder Mathcounts counting problems. The point of the grid is to create...
View Article