in fig 5.23 quadrilateral PQRS and quadrilateral ABCR are parallelograms if angle P = 110 degree, find the measures of all the angles of the parallelogram ABCR...plz its urgent..
Ramcharan:
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sum of adjacent angles of parallelogram is 180
ap+aq=180
110+aq=180
aq=180_110
aq=70
so angles of parallelogram are 110,70,110,70
ap+aq=180
110+aq=180
aq=180_110
aq=70
so angles of parallelogram are 110,70,110,70
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