A Treatise on Elementary TrigonometryMacmillan, 1897 - 306 páginas |
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Términos y frases comunes
1+tan² algebraical angle of elevation angle ROP angular base centre circular measure circumference circumscribed circumscribed circles common logarithms cos² cos³ cosec cosine decimal described diameter distance distant object Draw PM equal Express find log Find the angle Find the height Find the length Find the number formulæ fraction geometrically given that log Hence horizontal hypotenuse inches initial line inscribed circle isosceles triangle less than 90 Let ROP magnitude miles negative number of degrees observed perimeter perpendicular positive Prove the following Quadrant radians radius regular polygon respectively revolving line right angle right-angled triangle sec² sides sign and magnitude significant figures sin² sin³ sine Solve the equation square student tan² tangent telescope Theodolite tower Trace the changes triangle ABC Trigono Trigonometrical Ratios vernier yards