A Course of Mathematics: In Two Volumes. For the Use of the Royal Military Academy, Volume 1 |
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Page 291
This point is called the centre of the circle . The circumference itself is often called a circle , and also sometimes the periphery . 16. The radius of a circle is a line drawn from the centre to the circumference . 17.
This point is called the centre of the circle . The circumference itself is often called a circle , and also sometimes the periphery . 16. The radius of a circle is a line drawn from the centre to the circumference . 17.
Page 294
The measure of an angle , is an arc of any circle contained between the two lines which form that angle , the angular point being the centre ; and it is estimated by the number of degrees contained in that arc , it being shown at prop .
The measure of an angle , is an arc of any circle contained between the two lines which form that angle , the angular point being the centre ; and it is estimated by the number of degrees contained in that arc , it being shown at prop .
Page 295
An angle at the circumference , is that whose angular point or summit is any where in the circumference : and an angle at the centre , is that whose angular point is at the centre . 66. A right - lined figure is inscribed in a circle ...
An angle at the circumference , is that whose angular point or summit is any where in the circumference : and an angle at the centre , is that whose angular point is at the centre . 66. A right - lined figure is inscribed in a circle ...
Page 298
Hence also the whole circumference of a circle , being the sum of the measures of all the angles that can be made about the centre F ( def . 57 ) , is the measure of four right angles . Consequently , a semicircle , or 180 degrees ...
Hence also the whole circumference of a circle , being the sum of the measures of all the angles that can be made about the centre F ( def . 57 ) , is the measure of four right angles . Consequently , a semicircle , or 180 degrees ...
Page 313
А D E If a line , drawn through or from the centre of a circle , bisect a chord , it will be perpendicular to it ; or , if it be perpendicular to the chord , it will bisect both the chord and the arc of the chord .
А D E If a line , drawn through or from the centre of a circle , bisect a chord , it will be perpendicular to it ; or , if it be perpendicular to the chord , it will bisect both the chord and the arc of the chord .
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A Course of Mathematics: Composed for the Use of the Royal Military Academy Charles Hutton No preview available - 2015 |
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added algebraic angle answer applied arithmetical base called centre circle coefficients common compound contained continued cube decimal denominator denote describe diameter difference distance divided division divisor double draw drawn equal equation EXAMPLES expression extremes factors figure former four fraction functions give given greater half hence interest intersection join latter length less manner means measure meeting method Multiply obtained operation opposite parallel parallelogram perpendicular plane position principal PROBLEM proportional quantity question quotient radius ratio rectangle Reduce remainder respectively result right angles root rule sides signs simple solution square subtract successive supposing taken THEOREM third triangle Whence whole yards