Show that the diagonal of parallelogram divides it into four triangle of equal area.
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WHEN A DIAGONAL OF A PARALLELOGRAM DIVIDES IT INTO TWO CONGRUENT TRIANGLES ,THEY ARE OF EQUAL AREA .
THESE TRIANGLES ARE THEN CUT INTO TWO TRIANGLES EACH ,WHEN WE USE CONGRUENCY AGAIN WE SEE THAT ALLL FOUR TRIANGLES ARE OF EQUAL AREA
THESE TRIANGLES ARE THEN CUT INTO TWO TRIANGLES EACH ,WHEN WE USE CONGRUENCY AGAIN WE SEE THAT ALLL FOUR TRIANGLES ARE OF EQUAL AREA
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