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Lina20 [59]
3 years ago
9

Find and b. A 110 B 40° с D ​

Mathematics
1 answer:
beks73 [17]3 years ago
3 0

Answer:

a: 70 degrees, b: 140 degrees

Step-by-step explanation:

Each of the sets of angles must add up to 180 degrees.

180 - 110 = 70

180 - 40 = 140

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