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perpendicular lines and their slopes

Author:Yip Wing Chung, Felix

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  • Volume by Disk/Washer around y
  • bewijs stelling van Pythagoras
  • Reflection across a line
  • Reflection = 180° Rotation about a Line
  • seo tool

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  • T2 ex 42 page 134
  • Stereographic projection
  • Condition of parallelism and perpendicularity of lines in terms of their slopes
  • Step 4
  • equilateral

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