Question

Triangle ABC is inscribed in a circle with centre O. IF angle ACB = 40°, Then angle B is​

Answer 1

Answer:

50

Step-by-step explanation:

Central∠=180

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∠BAC=90

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Given ∠ACB= 40

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∠ABC=180

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−∠BAC−∠ACB

∠ABC=180 −90 − 40

∠ABC= 50

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