Let ABCD be a parallelogram. The lengths of the side AD and the diagonal AC are 10 cm and 20 cm, respectively,
If the angle ¿ADC is equal to 30° then the area of the parallelogram, in Sq. cm?
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Step-by-step explanation:
I’m going to give you a hint since I can’t post the full answer right now, find the area of one of the triangles that are formed due to the drawing of the diagonals and multiply it by 4.
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