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Mathematics, 18.12.2019 22:31 Schoolwork100

If a quadrilateral is a parallelogram, then

a.
its opposite angles are supplementary
b.
its consecutive sides are congruent
c.
its consecutive angles are congruent
d.
its consecutive angles are supplementary

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If a quadrilateral is a parallelogram, then

a.
its opposite angles are supplemen...
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