3. The angle between two altitudes of a parallelogram through the vertex of an obtuse angle of the parallelogram is 60^o. Find the angles of the parallelogram.

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3. The angle between two altitudes of a parallelogram through the vertex of an obtuse angle of the parallelogram is 60^o. Find the angles of the parallelogram.
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Jul
3. The angle between two altitudes of a parallelogram through the vertex of an obtuse angle of the parallelogram is 60^o. Find the angles of the parallelogram. 3. The angle between two altitudes of a parallelogram through the vertex of an obtuse angle of the parallelogram is 60^o. Find the angles of the parallelogram. July [...]
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