The Normal Elementary Geometry: Embracing A Brief Treatise On Mensuration And Trigonometry is a book written by Edward Brooks and originally published in 1868. The book is a comprehensive guide to elementary geometry, covering topics such as lines, angles, triangles, quadrilaterals, circles, and polygons. It also includes a brief introduction to mensuration and trigonometry. The book is aimed at students and teachers of geometry, providing clear explanations...