Completed
Finding missing sides and angles with 45-45-90 triangles and 30-60-90 triangles
Class Central Classrooms beta
YouTube videos curated by Class Central.
Classroom Contents
Right Triangle Trigonometry Review
Automatically move to the next video in the Classroom when playback concludes
- 1 Introduction to Right Triangle Trigonometry
- 2 Review Pythagorean theorem
- 3 Identify the short leg,long leg, and hypotenuse
- 4 Define sine,cosine,tangent aka SOHCAHTOA
- 5 Review the most common triple families
- 6 Review Special right triangles-30 60 90 and 45-45-90
- 7 Finding missing sides and angles with 45-45-90 triangles and 30-60-90 triangles
- 8 Where do you see special right triangles?
- 9 Trigonometeric Ratios
- 10 Working a problem with sin
- 11 Working a problem with cosine
- 12 Tangent probem
- 13 Sine and Cosine Complementary Angles
- 14 Using a calculator and inverse trigonometric ratios to find the unknown angles
- 15 Using trig to find missing sides and angles
- 16 Introduce secant,cosecant,cotangent, which are reciprocal functions.
- 17 Summary of Trig Review
