Sine and Cosine of Complementary angles

Students should discover that the sine and COsine of complementary angles are equal. The prefix CO should help them to remember that the cosine is related to the sine by complements.

 

Susan Socha

 
Tipo de Material
Atividade
Palavras-chaves
complementary  complements  cosine  sine  trigonometry 
Grupo alvo (idade)
15 – 18
Idioma
English (United States)
 
 
 
© 2026 International GeoGebra Institute