Elements of Geometry and Trigonometry |
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Page 24
... cotang , as the case may be ; the number there found is the logarithm required . log sin 19 ° 55 ' log tan 19 ° 55 ' Thus , · • • 9.532312 9.559097 If the angle is greater than 45 ° , look for the degrees at the bottom of the page , and ...
... cotang , as the case may be ; the number there found is the logarithm required . log sin 19 ° 55 ' log tan 19 ° 55 ' Thus , · • • 9.532312 9.559097 If the angle is greater than 45 ° , look for the degrees at the bottom of the page , and ...
Page 17
... in the left - hand column of each page , increasing downwards , belong to the degrees at the top ; and those increasing upwards , in the right - hand column belong to the degrees below . M. Sine D. Cosine D Tang . D. Cotang .
... in the left - hand column of each page , increasing downwards , belong to the degrees at the top ; and those increasing upwards , in the right - hand column belong to the degrees below . M. Sine D. Cosine D Tang . D. Cotang .
Page 18
Adrien Marie Legendre. M. Sine D. Cosine D Tang . D. Cotang . 0 0.000000 10.000000 0.000000 Infinite . 60 I 6.463726 ... Cotang 234621 121-68 765379 .04 241921 119.67 D. 758079 Tang . M. ( 89 DEGREES . ) 82-71 999861 .05 403338 51 ...
Adrien Marie Legendre. M. Sine D. Cosine D Tang . D. Cotang . 0 0.000000 10.000000 0.000000 Infinite . 60 I 6.463726 ... Cotang 234621 121-68 765379 .04 241921 119.67 D. 758079 Tang . M. ( 89 DEGREES . ) 82-71 999861 .05 403338 51 ...
Page 19
... Cotang . 119.67 11 758079 60 249033 117.68 999932 .04 249102 256094 115.80 999929 .04 256165 117.72 750898 59 115.84 ... Cotang D. Tang M. Sine D. Cosine Tang . | D. D. Cotang SINES AND TANGENTS . ( 1 DEGREE . ) 19.
... Cotang . 119.67 11 758079 60 249033 117.68 999932 .04 249102 256094 115.80 999929 .04 256165 117.72 750898 59 115.84 ... Cotang D. Tang M. Sine D. Cosine Tang . | D. D. Cotang SINES AND TANGENTS . ( 1 DEGREE . ) 19.
Page 20
... Cotang . M. Sine D. Cosine Tang . | D. D. Cotang . 01234567890 8.542819 546422 21 553539 58.58 60.04 9.999735 59.55 999731 549995 59:06 999726 .07 ⚫07 8.543084 60.12 .07 546691 59.62 11.456916 60 453309 59 550268 59.14 999722 .08 ...
... Cotang . M. Sine D. Cosine Tang . | D. D. Cotang . 01234567890 8.542819 546422 21 553539 58.58 60.04 9.999735 59.55 999731 549995 59:06 999726 .07 ⚫07 8.543084 60.12 .07 546691 59.62 11.456916 60 453309 59 550268 59.14 999722 .08 ...
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Common terms and phrases
ABCD AC² adjacent angles altitude angle ACB apothem Applying logarithms base and altitude bisect centre chord circle circumference circumscribed coincide cone consequently convex surface corresponding cosec cosine Cotang cylinder denote diagonals diameter distance divided draw drawn edges equally distant feet find the area Formula frustum given angle given line given point greater hence homologous hypothenuse included angle interior angles intersection less Let ABC log sin logarithm lower base mantissa mean proportional measured by half middle point number of sides opposite parallel parallelogram parallelopipedon perimeter perpendicular plane MN polyedral angle polyedron prism PROBLEM PROPOSITION proved pyramid quadrant radii radius rectangle regular polygons right angles right-angled triangle Scholium secant segment side BC similar sine slant height sphere spherical polygon spherical triangle square Tang tangent THEOREM triangle ABC triangular prisms triedral angle upper base vertex vertices whence