Dover Publications
Method of Trigonometrical Sums in the Theory of Numbers (Dover Books on Mathematics)
R 1,148
OUP Oxford
Trigonometry: A Very Short Introduction (Very Short Introductions)
R 1,026
Plane Trigonometry
Out of Stock
Alliance
The Humongous Book of Algebra Problems
R 1,549
Chapman and Hall/CRC
Taking the “Oof!” Out of Proofs (Textbooks in Mathematics)
Out of Stock
Digital Math Fluency
Trigonometry Flash Cards: Memorize Values of Trig Functions (sin, cos, tan) from 0 to 360 Degrees
Out of Stock
Spherical Trigonometry
Out of Stock
Wndsn applied science lab
Wndsn Quadrant Telemeters: Graphical Telemetry Computers: Low Tech Distance & Altitude Nomographs: Instruments for the Mastery of Time and Space
Out of Stock
McGraw-Hill Education
Must Know High School Trigonometry
R 1,031
Princeton University Press
Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry
R 1,261