## Geometry for BeginnersCUP Archive |

### Contents

FIRST STAGE | 1 |

Measurement of Straight Lines | 6 |

Direction | 11 |

SECOND STAGE | 23 |

Parallel Straight Lines | 29 |

More exact measurement by estimation | 40 |

Practical Construction of Parallels and Perpendiculars | 63 |

List of Definitions | 75 |

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### Common terms and phrases

6-sided acute acute-angled triangle adjacent angles alternate angles angle is called angle of depression angle of elevation angles are equal angles so formed base bisector bisects centimetres centre circle compasses Construct triangles copy corresponding angles cutting line diagonal Draw a straight equal angles equal is called equal sides exterior FACT feet Find the distance Find the number freehand horizontal hypotenuse interior angles intersect isosceles triangle join LAOB lengths measure the remaining mid-point miles due obtuse opposite sides parallel straight lines parallelogram pencil pentagon produced protractor prove quadrilateral ABCD regular polygons Repeat Ex right angles right-angled triangle ruler set square ship sides are equal sides equal solid Stokes Bay straight edge straight line cuts theodolite Theorem tracing paper triangle ABC triangles are congruent triangles congruent vertex vertically opposite angles XY=XZ