Platonic Realms Geometry of Trigonometry Classroom Math Poster, Beautiful Educational Wall Art for Middle School, High School, College, Library, Study Hall (19×13 in)

This colorful poster demystifies the Trigonometric Functions by making it easy to see their relationships as nothing more than corresponding proportions of similar triangles. The beautiful design of this poster reveals and highlights the inner beauty and synthesis of trigonometry without the distraction of extraneous symbols and variables. It is an ideal addition to any mathematics classroom. Designed by a team including both a PhD mathematician and a professor of Mathematics Education, every poster made by Platonic Realms is optimized for educational value. This poster is printed on heavy paper with durable colors and a satin finish, and comes ready to frame, laminate, or display as is. It measures 13 inches (33cm) tall and 19 inches (48cm) wide.