## Plane Geometry: And Supplements |

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**perimeter**of one regular polygon is 64 in . A second regular polygon of the same number of sides has sides that are one half as long as those of the first polygon . What is the**perimeter**of the second polygon ? ☆ 8 . Polygons P and Q ...Page 317

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**perimeter**of the first compare with that of the second ? ( b ) The area of the first compare with that of the second ? 4. In a circle of diameter 2 in . , the**perimeter**of a regular inscribed hexagon is 6 in . and its area is 2.6 sq ...Page 318

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**perimeter**and area of the equilateral triangle circumscribed about a circle whose radius is : ( b ) 3 in . ? ( a ) 2 ...**perimeter**of ABCDEF ? D A ( c ) What then is the**perimeter**of XYZWRS ? K W 3. ( a ) In Ex . 2 , find the area ...### Contents

g The optional units from analytic geometry are included for three | 1 |

LinesAnglesPlanes | 11 |

W W | 24 |

Copyright | |

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### Common terms and phrases

ABCD acute angle adjoining figure altitude angle formed angles are equal apothem bisector bisects central angle chord conclusion congruent Construct converse coplanar corresponding sides diagonals diameter dihedral Draw drawn equal circles equidistant equilateral triangle exercises extended exterior angle figure for Ex Find frustum geometry given hypotenuse Hypothesis Informal proof inscribed intersect isosceles trapezoid isosceles triangle kind of angle lateral area length locus of points mean proportional measure meeting mid-point opposite sides parallel parallelogram perimeter perpendicular perpendicular-bisector Plan plane plane geometry Post postulate prism Prove pyramid quadrilateral radii radius ratio rectangle regular polygon rhombus right angle right circular right triangle secant segment similar sphere square Statements straight line Suggestion tangent theorem trapezoid trihedral angle vertex vertical angles Нур