Discover the Pro One Software Multimedia Trigonometry CD-ROM, an essential educational tool designed for high school students and anyone looking to master trigonometry. Released in 1995, this CD-ROM offers comprehensive self-help tutorials across 40 key subject areas, providing an invaluable supplement to traditional classroom learning. With over 500 practice problems accompanied by step-by-step solutions, it guarantees success by building a strong foundation in trigonometric concepts.This Pro One Advantage edition features interactive, one-on-one video instruction, making complex topics easier to understand. Compatible with IBM Windows 3.1, 3.11, and 95 systems, this digital data disc is perfect for self-paced study. Enhance your problem-solving skills and deepen your understanding of sine, cosine, and tangent functions with this powerful educational software. A must-have for students, educators, and collectors of vintage educational software.