## Plane Geometry: And Supplements |

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**find**side AC . to**find**R A 20 ° 150 ° 3. A polygon with five equal sides , each ten inches long , is inscribed in a circle .**Find**the radius of the circle . Suggestion . First**find**the angles in ∆ABO . 4. A machine part in the shape ...Page 333

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**Find**all points that are equidistant from two given parallels and also equidistant from two given points . 4.**Find**all points that are at a given distance from a given line and also at another given distance from a point . 5.**Find**...Page 413

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**find**a side of ABCD . 5. A cathedral window has the form of a regular hexagon surmounted by semicircles with the sides as diameters . The side of the hexagon is 3 feet .**Find**the area of the window : that is , of the entire figure ...### 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