Architecture and Building Construction – Used to compute heights, angles, and distances when designing buildings, monuments, and bridges.
Navigation and GPS – Supports determination of positions, distance measurement, and direction-finding on maps and GPS.
Astronomy – Used to find the distance of stars, planets, and where the Earth is in the universe.
Physics and engineering – Critical in the case of topics such as mechanics, wave motion, and electrical engineering, to teach one about vibration and forces.
Aviation and Marine Science – Helps in calculating flight paths, shipping paths, and altitudes.
Sound and Music – Applied in the study of sound waves, frequency, and resonance of musical instruments.
Medical Imaging – Applied in CT scans, MRI, and ultrasound to generate high-resolution images of the human body.