nats32
nats32
21-02-2019
Mathematics
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properties of parallelograms how to find measures
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miinoliwickramasingh
miinoliwickramasingh
21-02-2019
Opposite sides are congruent (AB = DC).
Opposite angels are congruent (D = B).
Consecutive angles are supplementary (A + D = 180°).
If one angle is right, then all angles are right.
The diagonals of a parallelogram bisect each other.
Each diagonal of a parallelogram separates it into two congruent
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