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  1. a
  2. a
  3. a
    • a2  =   1/4·(h2+d2)
  1. h
  2. h
  3. h
    • h2  =   4·a2  -  d2
    • h  =   2·a·sin(α/2)
    • h  =   2·a·cos(β/2)
  1. d
  2. d
  3. d
    • d2  =   4·a2  -  h2
    • d  =   2·a·cos(α/2)
    • d  =   2·a·sin(β/2)
  1. A
  2. A
  3. A
    • A  =   1/2·h·d
    • A  =   a2sin α
    • A  =   a2sin β
  1. α
  2. α
  3. α
    • α  =   2·Arcsin(h/(2·a))
    • α  =   2·Arccos(d/(2·a))
    • α  =   Arcsin(A/(a2))
  1. β
  2. β
  3. β
    • β  =   180-α
Rhombus: sides, diagonals, heights, angles and area

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