Showing posts with label Mathcounts prep. Show all posts
Showing posts with label Mathcounts prep. Show all posts
Sunday, June 29, 2025

2025/2026 Mathcounts, AMCs, AIMEs Competition Preparation Strategies

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Hi, Thanks for visiting my blog. E-mail me at thelinscorner@gmail.com if you want to learn with me.  :) :) :)  Currently I'm ru...
61 comments:
Sunday, May 18, 2025

The Grid Technique in Solving Harder Mathcounts Counting Problems : from Vinjai

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The following notes are from Vinjai, a student I met online. He graciously shares and offers the tips here on how to tackle those harde...
Sunday, June 2, 2024

Mathcounts prep

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  Hi, Thanks for visiting my blog. E-mail me at  thelinscorner@gmail.com  if you want to learn with me.  :) :) :)  Currently I'm running...
Friday, March 3, 2023

Sum of All the Possible Arrangements of Some Numbers

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Check out Mathcounts , the best middle school competition math program up to the national level. Questions to ponder: (detailed solutions ...
Friday, January 20, 2023

2015 Mathcounts State Prep: Mathcounts State Harder Questions

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Check out Mathcounts here, the best competition math program for middle school students. Download this year's Mathcounts handbook her...
Monday, December 2, 2019

2020 Mathcounts State Prep: Simon's Favorite Factoring Trick

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Check out Mathcounts here, the best competition math program for middle school students. Download this year's Mathcounts handbook her...
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Tuesday, November 29, 2016

Geometry : Harder Chapter Level Quesitons

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Question #1 : The area ratio of two equilateral triangles are 4 to 9 and the sum of their perimeter is 30 √  3 . What is the area of the a...
Wednesday, October 5, 2016

2017 Mathcounts State Prep: Volume of a Regular Tetrahedron and Its Relationship with the Cube it's Embedded

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How to find volume of a tetrahedron (right pyramid) with side length one. The above link gives you a visual interpretation of the relation...
Friday, September 23, 2016

First week's review reminders

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For 16-17 Mathcounts handbook : Warm-up 1 : review #3, 7, 9. Think of ways to get these questions in seconds. Warm-up 2 : review 17,18,...
Tuesday, September 1, 2015

Testimonials for my services. So far, all through words of mouth locally or chance meets online and it's great.

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Testimonials from my students/parents   :)  Dear Mrs Lin, I just did not get the opportunity earlier to thank you for all your help...
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Wednesday, August 20, 2014

Notes to Sunday Nights' Problem Solving Group Lessons

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This week's work : Please review the last 8 hardest AMC-8 problems from 2005 to 2011 + finish the last 8 hardest AMC-8 problems from 201...
Tuesday, July 15, 2014

Analytical Geometry : Circle Equations

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Circle Equations from Math is Fun  How to Find Equation of a Circle Passing 3 Given Points  7 methods included ; Amazing !! Practice...