## A new geometry for secondary schools |

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### Contents

CHAPTER PAGE | 1 |

CONSTRUCTIONS AND Loci | 187 |

SIMILAR TRIANGLES | 219 |

Copyright | |

1 other sections not shown

### Common terms and phrases

AABC ABCD acute angle agree with respect altitude angle formed angles are equal apothem Assumed Theorems axiom base angles bisector bisects central angle chord circumcenter circumference congruent triangles Construct Corollary corresponding angles corresponding sides Definition diagonals diameter divided Draw drawn equal angles equidistant equilateral triangle EXERCISES exterior angle external tangent figure Find the area Find the length Find the number formula geometric given circle Hint hypotenuse ILLUSTRATIVE EXAMPLE inches long inscribed angle intersection isosceles trapezoid isosceles triangle line joining line segment Locate locus of points mean proportional median number of degrees obtuse opposite sides parallel lines parallelogram perimeter perpendicular perpendicular-bisector plane proof Prove quadrilateral radii ratio rectangle regular polygon rhombus right angle right triangle secant similar triangles square STATEMENTS REASONS straight line trapezoid triangle are equal triangles are congruent vertex angle vertices Z_2_