Calculation of Rectangle (Rectangle, Rhombus) Area

Lygiagretainis

Given:
(enter only the data given in the task condition)
Edges: AB BC CD AD
Diagonals: AC BD Upper BE (BE AD):
Corners: ∠ ABC o ∠ BCD o ∠ ADC o ∠ BAD o ∠ AOD o
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Find: The area S of the parallelogram (rectangle, rhombus) ABCD