Treatise on Trigonometry ...Macmillen & Company, 1889 - 504 sider |
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Resultat 1-5 av 21
Side 42
... algebraically into sin and A. Thus , we cannot say 2 sin A sin 24 , or sin ( A + B ) sin A + sin B , as if sin were - = a multiplier or factor . We Usually written cosec A. In the abbreviations of the secondary ratios , the student ...
... algebraically into sin and A. Thus , we cannot say 2 sin A sin 24 , or sin ( A + B ) sin A + sin B , as if sin were - = a multiplier or factor . We Usually written cosec A. In the abbreviations of the secondary ratios , the student ...
Side 45
... algebraically from the other four . These equations follow at once from the definitions of the ratios , and do not at all depend on any property of the right - angled triangle . 80. The Squared or Pythagorean relations . By the famous ...
... algebraically from the other four . These equations follow at once from the definitions of the ratios , and do not at all depend on any property of the right - angled triangle . 80. The Squared or Pythagorean relations . By the famous ...
Side 62
... algebraic process . The same figure gives the ratios of 671 ° . By the following simple geometrical construction ; the other ratios may be at once written down with rationalised denominators . With centre B and radius BD or BC ...
... algebraic process . The same figure gives the ratios of 671 ° . By the following simple geometrical construction ; the other ratios may be at once written down with rationalised denominators . With centre B and radius BD or BC ...
Side 63
... algebraic process . By the same construction as in the preceding article , the other ratios may be at once written down with rationalised denominators . With centre B and radius BD or BC , describe the semi - circle DCE , cutting BA ...
... algebraic process . By the same construction as in the preceding article , the other ratios may be at once written down with rationalised denominators . With centre B and radius BD or BC , describe the semi - circle DCE , cutting BA ...
Side 70
... algebraic process of solving an equation . ( 3 ) Put down the acute angle , whose ratio has the value found , by applying inversely the results of this chapter on the values of the ratios of specific angles . Example 1. Solve 2 sin 0 ...
... algebraic process of solving an equation . ( 3 ) Put down the acute angle , whose ratio has the value found , by applying inversely the results of this chapter on the values of the ratios of specific angles . Example 1. Solve 2 sin 0 ...
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acute angle algebraically antiparallels b₁ base bisector bisects Brocard Circle Brocard Points centre circular measure circumcentre circumcircle circumradius convergent cos² cos³ cosec cosh cosine cot² cotangent decimal difference directed length distance equal equation escribed circles Example expressed factors final line finite formulæ fraction Given log Hence hypothenuse inscribed integral last article Lemoine Circle limit logarithms magnitude middle point multiple nine-points nine-points circle obtuse opposite orthocentre perp perpendicular positive or negative PROP prove quadrant quantity radius ratios respectively right-angle root S₁ S₂ sec² secant sides sin² sin³ sine sinh subtend subtraction tan-¹ tan² tangent theorem triangle trigonometrical unity values zero
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