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Svetlanka [38]
3 years ago
12

If two angles are both vertical and supplementary then the angles are

Mathematics
1 answer:
timurjin [86]3 years ago
4 0
If the angles are vertical, they must be equal.
If the angles are supplementary, then they add up to 180 degrees.

If each angles is x (since they are equal)
then
2x=180, or
x=90 °

The angles are each 90 °
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