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dusya [7]
3 years ago
13

I dont know how to do this​

Mathematics
1 answer:
spin [16.1K]3 years ago
6 0

Answer:

a) 55°

b) 125°

c) 55°

d) 55°

Step-by-step explanation:

a) 180-(90+35) = 55

b) this angle forms a straight angle with ∡a

c) this angle is vertical, and congruent, with ∡a

d) 180-(70+55) = 55

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