# Past Handouts

## 2023 Summer Math Circle

AMC 10 Materials

AMC 8 Materials

Biology Materials

## 2022 Summer Math Circle

June 12th, 2022 – Quadratics: Handout, Problems

## 2020 Online Summer Math Circle

Recordings of the meetings are available on our YouTube channel.

May 30th, 2020 – Word Problems/Statistics: Handout, Answer Key, Meeting Notes

June 6th, 2020 – Complex Numbers: Handout, Meeting Notes, Exercise Review Notes

June 13th, 2020 – Algebra Techniques: Handout, Meeting Notes, Knockout Questions

June 20th, 2020 – Inequalities: Handout, Meeting Notes

June 27th, 2020 – Functions: Handout

July 4th, 2020 – Logarithms and Exponents: Handout

July 11th, 2020 – Recursion: Handout, Meeting Notes

July 18th, 2020 – Number Theory Overview: Handout

July 25th, 2020 – Angles and Triangles: Handout, Meeting Notes

August 1st, 2020 – Quadrilaterals: Handout

August 15th, 2020 – Sequences and Series: Handout

August 22nd, 2020 – Trigonometry: Handout, Meeting Notes

## 2019 Summer Math Circle Handouts

June 9th, 2019 – Induction Handout and Solutions: Induction Handout, Induction Solutions

June 16th, 2019 – Divisibility Handout and Solutions: Divisibility Handout, Divisibility Solutions

June 23rd, 2019 – Modular Arithmetic Handout and Solutions: Modular Arithmetic Handout, Modular Arithmetic Solutions

June 30th, 2019 – Counting, Part 1 Handout and Solutions: Counting, Part 1 Handout, Counting, Part 1 Solutions

July 7th, 2019 – Counting, Part 2 Handout and Solutions: Counting, Part 2 Handout, Counting, Part 2 Solutions

July 14th, 2019 – PIE Handout and Solutions: PIE Handout, PIE Solutions

July 20th, 2019 – Probability Handout and Solutions: Probability Handout, Probability Solutions

July 28th, 2019 – Geometry Techniques Handout and Solutions: Geometry Techniques Handout, Geometry Technique Solutions

August 4th, 2019 – Coordinate Geometry Handout and Solutions: Coordinate Geometry Handout, Coordinate Geometry Solutions

August 11th, 2019 – Triangle Centers and Cevians Handout and Solutions: Triangle Centers and Cevians Handout, Triangle Centers and Cevians Solutions

August 18th, 2019 – Polynomials Handout and Solutions: Polynomials Handout, Polynomials Solutions

## 2018 Summer Math Circle Handouts

Handout 1: July 29th, 2018 – Sequences and Series Handout and Answer Key: Sequences and Series Handout, Sequences and Series Answer Key

Handout 2: August 5th, 2018 – Stars and Bars Handout and Answer Key: Stars and Bars Handout, Stars And Bars Answer Key

Handout 3: August 12th, 2018 – Prime Numbers and Factorizations: Primes and Factorizations Handout, Primes and Factorizations Answer Key

Handout 4: August 19th, 2018 – Circle Properties: Circle Theorems Handout, Circle Theorems Answer Key