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Calculate angle ACD

please help​

Calculate angle ACD please help​-example-1
User Koush
by
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1 Answer

3 votes

Answer:

∠ ACD = 70°

Explanation:

The angle on the circle subtended by arc AB is half the angle at the centre subtended on the same arc, that is

∠ ACD =
(1)/(2) ∠ AOB =
(1)/(2) × 140° = 70°

User Seferov
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