A Course of Mathematics: Composed for the Use of the Royal Military Academy |
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Page 377
... perpendicular and the two extremes of the base , or equal to the rect- angle of the base and the difference or sum of the segments , according as the perpendicular falls within or without the triangle . - That is , ( AC + BC ) . ( AC ...
... perpendicular and the two extremes of the base , or equal to the rect- angle of the base and the difference or sum of the segments , according as the perpendicular falls within or without the triangle . - That is , ( AC + BC ) . ( AC ...
Page 378
... perpendicular from the acute angle . Let ABC be a triangle , having the angle A acute , and CD perpendicular to AB ; then will the square of BC be less than the squares of AB , AC , by twice the rectangle of AB , AD . That is , BC2 AB2 ...
... perpendicular from the acute angle . Let ABC be a triangle , having the angle A acute , and CD perpendicular to AB ; then will the square of BC be less than the squares of AB , AC , by twice the rectangle of AB , AD . That is , BC2 AB2 ...
Page 379
... perpendicular to it ; or , if it be perpendicular to the chord , it will bisect both the chord and the arc of the chord . Let AB be any chord in a circle , and CD a line drawn from the centre C to the chord . Then , if the chord be bi ...
... perpendicular to it ; or , if it be perpendicular to the chord , it will bisect both the chord and the arc of the chord . Let AB be any chord in a circle , and CD a line drawn from the centre C to the chord . Then , if the chord be bi ...
Page 381
... perpendicular to the extremity of a radius , is a tangent to the circle . Let the line ADB be perpendicular to the radius CD of a circle ; then shall AB touch the circle in the point D only . From any other point E in the line AB draw ...
... perpendicular to the extremity of a radius , is a tangent to the circle . Let the line ADB be perpendicular to the radius CD of a circle ; then shall AB touch the circle in the point D only . From any other point E in the line AB draw ...
Page 382
... perpendicular to that line . Corol . Hence , conversely , a line drawn perpendicular to a tangent , at the point of contact , passes through the centre of the circle . THEOREM XLVIII . The angle formed by a tangent and chord is measured ...
... perpendicular to that line . Corol . Hence , conversely , a line drawn perpendicular to a tangent , at the point of contact , passes through the centre of the circle . THEOREM XLVIII . The angle formed by a tangent and chord is measured ...
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Other editions - View all
A Course of Mathematics: Composed for the Use of the Royal Military Academy Charles Hutton No preview available - 2015 |
A Course of Mathematics, Vol. 3: Composed for the Use of the Royal Military ... Charles Hutton No preview available - 2016 |
A Course of Mathematics, Vol. 3: Composed for the Use of the Royal Military ... Charles Hutton No preview available - 2018 |
Common terms and phrases
algebraic algebraic quantities axis binomial Binomial Theorem bisected centre circle circumference coefficient Completing the square contained Corol cosec cube root decimal degree denote diameter difference distance Divide dividend division divisor draw equal Example exponent expression extract factors feet figure fraction gives greater greatest common measure Hence inches least common multiple letters logarithm manner monomial multiplied negative nth root number of terms parallel parallelogram perfect square perpendicular plane polynomial positive Prob problem Prop proportional proposed equation quadratic quotient radical radius ratio rectangle reduce remainder result right angles rule second term sides sine square root straight line Substituting subtract tangent THEOREM triangle ABC unknown quantity VULGAR FRACTIONS Whence whole number yards
Popular passages
Page 332 - EC, have also the same altitude ; and because triangles of the same altitude are to each other as their bases, therefore the triangle ADE : BDE : : AD : DB, and triangle ADE : CDE : : AE : EC.
Page 352 - angle in a segment' is the angle contained by two straight lines drawn from any point in the circumference of the segment, to the extremities of the straight line which is the base of the segment.
Page 326 - Proportion, when the ratio is the same between every two adjacent terms, viz. when the first is to the second, as the second to the third, as the third to the fourth, as the fourth to the fifth, and so on, all in the same common ratio.
Page 17 - OF TIME. 60 Seconds = 1 Minute. 60 Minutes = 1 Hour. 24 Hours = 1 Day. 7 Days = 1 Week. 28 Days = 1 Lunar Month.
Page 338 - CD. conseconsequently the whole polygon, or all the triangles added together which compose it, is equal to the- rectangle of the common altitude CD, and the halves of all the sides, or the half perimeter of the polygon. Now, conceive the number of sides of the polygon to be indefinitely increased ; then will its perimeter coincide with the circumference of the circle, and consequently the altitude CD will become equal to the radius, and the whole polygon equal to the circle. Consequently the space...
Page 297 - The Height or Altitude of a figure is a perpendicular let fall from an angle, or its vertex, to the opposite side, called the base.
Page 26 - Multiply the number in the lowest denomination by the multiplier, and find how many units of the next higher denomination are contained in the product, setting down ,what remains.
Page 62 - From these theorems may readily be found any one of these five parts ; the two extremes, the number of terms, the common difference, and the sum of all the terms, when any three of them are given, as in the following Problems : PROBLEM I.
Page 326 - Proportional, when the ratio of the first to the second, is equal to the ratio of the second to the third.
Page 62 - SUBTRACT the less extreme from the greater, and divide the difference by 1 more than the number of means required to be found...