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Find the unknown angle A​
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3 votes
Find the unknown angle A​

Find the unknown angle A​-example-1
User Prerak K
by
7.3k points

1 Answer

3 votes

Answer:

A=120°

Explanation:

(4-2)×180=360

360-70=290

290-80=210

210-90=120

A=120°

Hope this helps! :)

User Stankocken
by
6.2k points
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