A treatise on elementary trigonometry. [With] Key, by H. Carr |
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Página 3
... contain 66 feet ? ( iii ) What is the ratio of 4 miles to 66 feet ? ( iv ) What fraction of 66 feet is 4 miles ? Example ( i ) What is the measure of a yards when b feet is the unit ? За a yards = 3a feet = xb feet , b За b ... the ...
... contain 66 feet ? ( iii ) What is the ratio of 4 miles to 66 feet ? ( iv ) What fraction of 66 feet is 4 miles ? Example ( i ) What is the measure of a yards when b feet is the unit ? За a yards = 3a feet = xb feet , b За b ... the ...
Página 4
... contain 4 cwt . ? What is its ratio to 4 cwt . ? What fraction is it of 4 cwt . ? ( 6 ) The ratio of a certain sum of money to 3 guineas is 22 . Find its measure in terms of one pound . Find the unit when its measure is 22 . ( 7 ) What ...
... contain 4 cwt . ? What is its ratio to 4 cwt . ? What fraction is it of 4 cwt . ? ( 6 ) The ratio of a certain sum of money to 3 guineas is 22 . Find its measure in terms of one pound . Find the unit when its measure is 22 . ( 7 ) What ...
Página 5
... containing the right angle of a right- angled triangle are 3 ft . and 4 ft . respectively ; find the length of the hypotenuse . Let x be the number of feet in the hypotenuse . Then by Euclid I. 47 , the square described on the side of x ...
... containing the right angle of a right- angled triangle are 3 ft . and 4 ft . respectively ; find the length of the hypotenuse . Let x be the number of feet in the hypotenuse . Then by Euclid I. 47 , the square described on the side of x ...
Página 6
... contain x feet . Then by Euclid I. 47 , the square on AB = the sum of the squares on BD and AD . .. 102 sq . ft . = 62 sq . ft . + x2 sq . ft . .. 102 = 62 + x2 , .. x2 = 100-36 , .. x2 = 64 , .. x = 8 . Therefore the required length of ...
... contain x feet . Then by Euclid I. 47 , the square on AB = the sum of the squares on BD and AD . .. 102 sq . ft . = 62 sq . ft . + x2 sq . ft . .. 102 = 62 + x2 , .. x2 = 100-36 , .. x2 = 64 , .. x = 8 . Therefore the required length of ...
Página 8
... , whose hypo- tenuse contains 5a feet , are in arithmetical progression : prove that the other two sides contain 4a feet and 3a feet respectively . ( 9 ) CHAPTER II . ON INCOMMENSURABLE QUANTITIES . 8 TRIGONOMETRY . III .
... , whose hypo- tenuse contains 5a feet , are in arithmetical progression : prove that the other two sides contain 4a feet and 3a feet respectively . ( 9 ) CHAPTER II . ON INCOMMENSURABLE QUANTITIES . 8 TRIGONOMETRY . III .
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A Treatise on Elementary Trigonometry. [With] Key, by H. Carr John Bascombe Lock,Henry Carr Sin vista previa disponible - 2016 |
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algebraical angle of elevation angle ROP arithmetical Assistant-Master base BOOK Cambridge centre circle circular measure circumference common logarithms containing cos² cos³ cosec cosine Crown 8vo decimal diameter Draw PM Edition ELEMENTARY TREATISE ENGLISH equal equation Eton College Example Express Extra fcap FASNACHT feet Fellow of St Fellow of Trinity find log Find the number formulæ fraction FRANCIS TURNER PALGRAVE geometrically grades GRAMMAR GREEK Hence HISTORY hypotenuse inscribed J. P. MAHAFFY John's College late Fellow LATIN length LL.D logarithms MACMILLAN'S magnitude Master miles negative numerous Illustrations observed Owens College perimeter perpendicular positive Professor prove Quadrant radians radius regular polygon revolving line right angle School sides sin² sin³ sine square student subtends tangent tower triangle ABC Trigonometrical Ratios Trinity College yards ОР
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