Billionaires' Club
Problem
Notes
Unit 1 Notes
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Unit 1 Lesson 1
Unit 1 Lesson 2
Unit 1 Lesson 3
Unit 1 Lesson 4
Unit 1 Lesson 5
Unit 1 Lesson 6
Unit 1 Lesson 7
Unit 1 Lesson 8
Unit 2 Notes
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Unit 2 Oveview
Unit 2 Lesson 1 - Pairs of Lines & Angles from Parallel Lines & Transversals
Unit 2 Lesson 2 - Prove Lines are Parallel
Unit 2 Lesson 3 - Parallel and Perpendicular Line Equations
Unit 2 Lesson 4 - Spherical Geometry
Unit 2 Lesson 5 - Review & CBA
Unit 2 Lesson 6 - Translations & Reflections
Unit 2 Lesson 7 - Transformations
Unit 2 Lesson 8 - Tesselations
Unit 3 Notes
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Unit 3 - 1
Unit 3 - 2
Unit 3 - 3
Unit 3 - 4
Unit 3 - 5
Unit 3 - 6
Unit 3 - 7
Unit 3 - 8
Unit 4 Notes
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Unit 4 Lesson 1
Unit 4 Lesson 2
Unit 4 Lesson 3
Unit 4 Lesson 4
Unit 4 Lesson 5
Visual Glossary
Units 1 and 2
Unit 3
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Overview
Term 1
Term 2
Term 3
Term 4
Term 5
Term 6
Term 7
Term 8
Term 9
Term 10
Unit 4
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1st Term
2nd Term
3rd Term
4th Term
5th Term
6th Term
7th Term
8th Term
9th Term
Postulates/Theorems
Unit 1 Postulates/Theorems
Unit 2 Postulates/Theorems
Unit 3 Postulates/Theorems
Unit 4 Postulates/Theorems
Relevance
Unit 1-3 Relevance
Unit 4 Relevance
Practice
Unit 1 Problems
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Problem 2
Problem 3
Problem 1
Problem 4
Problem 5
Problem 6
Problem 7
Problem 8
Problem 9
Problem 10
Unit 2 Problems
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Problem 1
Problem 2
Problem 3
Problem 4
Problem 5
Problem 6
Problem 7
5th Term
Problem 8
Problem 9
Problem 10
Unit 3 Problems
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Problem 1
Problem 2
Problem 3
Problem 4
Problem 5
Problem 6
Problem 7
Problem 8
Unit 4 Problems
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Problem 1
Problem 2
Problem 3
Problem 4
Problem 5
Problem 6
Problem 7
About
30-60-90 Triangle
A special case of right triangle in which the one acute angle is double the other. No notation.
A 30-60-90 triangle is also half of an equilateral triangle.