A Treatise on Elementary Trigonometry

algebraical angle of elevation angle ROP ARITHMETIC Assistant-Master base BOOK Cambridge centre circular measure circumference Clifton College common logarithms cos² cos³ cosec cosine Crown 8vo decimal diameter distance Draw PM Edited by Rev ENGLISH equal equation Eton College Example Express Extra fcap feet Fellow of St Fellow of Trinity Find the angle Find the number formulæ fraction geometrically Globe 8vo grades GRAMMAR Greek Hence HISTORY hypotenuse inches inscribed Introduction and Notes J. P. MAHAFFY John's College late Fellow LATIN LL.D logarithms magnitude Mathematical miles negative numerous Illustrations observed Owens College Oxford perimeter perpendicular positive PRIMER Professor Quadrant radians radius regular polygon revolving line right angle School sides significant figures sin² sin³ sine square student subtends tan² tangent tower triangle ABC Trigonometrical Ratios Trinity College yards