𝗦𝗼𝗺𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝗼𝗳 𝘁𝗿𝗶𝗴𝗼𝗻𝗺𝗲𝘁𝗿𝘆

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Across
  1. 2. Vertical measurement from base to top
  2. 4. Angle between horizontal and line of sights above eye level
Down
  1. 1. Imaginary line joining eye and object.
  2. 3. Space between two points.