Euclid index

Euclid Book 1 - Proposition 36
Parallelograms on equal bases and in the same parallels are equal


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To be proved: Parallelograms which are on equal bases and in the same parallels equal one another.

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Parallelograms ABCD and EFGH have AH and BG parallel and BC=FG 
  
  
  
  
  
  

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