Q32 of 160 Page 144

If PQRS is a parallelogram, then P - R is equal to

The opposite angles of a parallelogram are always equal and so their difference is always 00

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30

In a parallelogram PQRS, if ∠p= 60°, then other three angles are

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If two angles of the parallelogram are in the ratio 2:3, then the measure of angles are

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The sum of the adjacent angles of a parallelogram is

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The angle between the two altitudes of a parallelogram through the same vertex of an obtuse angle of the parallelogram is 30°. The measure of the obtuse angle is