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kykrilka [37]
3 years ago
11

Which of the pairs of angles are vertical angles and thus congruent?

Mathematics
1 answer:
Masja [62]3 years ago
7 0

Answer:

When two lines intersect they form two pairs of opposite angles, A + C and B + D. Another word for opposite angles are vertical angles. Vertical angles are always congruent, which means that they are equal. ... Two angles are said to be complementary when the sum of the two angles is 90°.

Step-by-step explanation:

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