## A Course of Mathematics: In Two Volumes. For the Use of the Royal Military Academy, Volume 1 |

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Page 292

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An

**angle**is the inclination or opening of two lines , having different directions , and meeting in a point . ... When one line standing on another line makes the adjacent**angles**equal to one another , each of them is called a right ... Page 293

When defined according to its

When defined according to its

**angles**, it is either right- angled , obtuse - angled , or acute - angled . 33. A right - angled triangle is that which has one right**angle**. All other triangles are oblique - angled , and are either obtuse ... Page 294

One line is perpendicular to another , when it inclines not more on the one side than the other , or when the

One line is perpendicular to another , when it inclines not more on the one side than the other , or when the

**angles**on both sides of it are equal . 55. A line or circle is tangential , or is a tangent to a circle , or other curve ... Page 295

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**angle**on a segment , or an arc , is that which is contained by two lines , drawn from any point in the opposite or supplemental part of the circumference , to the extremities of the arc , and containing the arc between them . 65. Page 296

9. Things which coincide , or fill the same space , are identical , or mutually equal in all their parts . 10. All right

9. Things which coincide , or fill the same space , are identical , or mutually equal in all their parts . 10. All right

**angles**are equal to one another . 11.**Angles**that have equal measures , or arcs , are equal .### What people are saying - Write a review

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A Course of Mathematics: Composed for the Use of the Royal Military Academy Charles Hutton No preview available - 2015 |

### Common terms and phrases

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