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semester's vocabualary

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
  acute angle  
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  right angle  
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  obtuse angle  
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  parallel lines  
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  skew lines  
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  perpendicular lines  
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  collinear points  
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  coplanar  
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  opposite rays  
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  perpendicular bisector  
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  ray  
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  line  
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  midpoint  
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  midsegment  
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  complementary angles  
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  supplementary angles  
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  converse  
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  inverse  
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  contrapositive  
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  biconditional  
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  counterexample  
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  logically equivalent  
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  adjacent angles  
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  multiplication property of equality  
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  addition property of equality  
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  subtraction property of equality  
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  division property of equality  
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  distributive property of equality  
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  equiangular polygon  
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  equilateral polygon  
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  regular polygon  
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  vertical angles  
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  alternate interior angles  
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  corresponding angles  
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  transversal  
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  acute triangle  
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  obtuse triangle  
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  right triangle  
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  scalene triangle  
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  isosceles triangle  
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  equilateral triangle  
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  median of a triangle  
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  altitude of a triangle  
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  angle bisector  
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  parallelogram  
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  rectangle  
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  square  
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  kite  
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  rhombus  
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  trapezoid  
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  circle  
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  radius  
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  diameter  
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  sector  
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  minor arc  
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  major arc  
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  semicircle  
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  similarity ratio  
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  angle of elevation  
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  angle of depression  
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  sine  
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  cosine  
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  tangent  
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  net  
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  prism  
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  pyramid  
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  cone  
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  cylinder  
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  chord  
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  transformation  
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  translation  
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  reflection  
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  rotation  
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  dilation  
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  isometry  
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