Discovering Sine, Cosine, and Tangent in Right Triangles

Students manipulate the angle measures (in intervals of 10 degrees) of a right triangle whose hypotenuse is 10 units. Hopefully, through careful observation and recording, they will discover the ratios that define the three basic trig functions. Then students can manipulate the size of the triangle to discover that these ratios are independent of the triangle's size, and are therefore, useful mathematical constants. SOHCAHTOA can follow, but it shouldn't lead. Lessons: http://bit.ly/1nT7h0t and http://bit.ly/1b1Jatx

 

Jennifer Silverman

 
Tipo de recurso
Actividad
Etiquetas
exploration  trigonometric-functions 
Grupo destino (edad)
15 – 18
Idioma
English (United States)
 
 
Licencia
CC-BY-SA, GeoGebra Terms of Use
Recursos derivados
Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Mr. Mundey
Mostrar más…
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por marcien.dentey
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Katia Avila
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Diane De La Cruz
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Stephany Contreras
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Ivan Padilla
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Jason Esquivel
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Joanna Delgadillo
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Armando Toscano
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Isseah Herrera
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por anthony nunez
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Stephany Contreras
Katelyn Saehor Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por katelyn saehor
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por estela perez
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por evelyn vega
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Karina Juarez
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Alex
Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Cristina Soto Arredondo
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Nicholas Gallegos
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Ricardo Avila
Copy of Discovering Sine, Cosine, and Tangent in Right Triangles
Compartido por Johnjairo Fernandez
Compare Decimal Values for Sine, Cosine, and Tangent in Right Triangles
Compartido por Karen Rowe
 
 
© 2025 International GeoGebra Institute