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Eddi Din [679]
3 years ago
15

Osceres

Mathematics
1 answer:
Igoryamba3 years ago
6 0

Answer:

∠B = 12°

∠C = 180 - 48° = 132° ( straight line angle = 180)

Sum of angles of a triangle = 180°

180 =  ∠A + ∠B + ∠C

180 = ∠A + 12 + 132

180 - 144 = ∠A

∠A =  36°

option B

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