## Plane Geometry: And Supplements |

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Page 20

And Supplements Walter Wilson Hart. 12. Adjacent angles are two angles that have the same vertex ...

And Supplements Walter Wilson Hart. 12. Adjacent angles are two angles that have the same vertex ...

**kind of angle**does each perpendicular form with m ? 4. ( a ) Draw an oblique ... angle is an angle 20 RIGHT ANGLES AND PERPENDICULARS.Page 21

... angle whose sides lie on opposite sides of its vertex in a straight line , as ∠AOB in Ex . 5 , p . 20 . ( b ) A ...

... angle whose sides lie on opposite sides of its vertex in a straight line , as ∠AOB in Ex . 5 , p . 20 . ( b ) A ...

**kind of angles**are : ( a ) LYOZ ? ( b ) ZZOX ? 2. What**kind of angle**is formed by the hands of a clock : ( a ) ...Page 26

... angle , or 90 ° . Each of the angles is the complement of the other . If OCI ...

... angle , or 90 ° . Each of the angles is the complement of the other . If OCI ...

**kind of angles**are the two parts of ZRST ? 5. Draw any acute ∠DEF . With a ... angles are two angles whose sum is a 26 COMPLEMENTARY ANGLES.### 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