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Mathematics, 25.08.2020 22:01 Annamea

A, B and C are points on the circumference of a circle centre O. OAD is a straight line and angle DAB = 142°.
Calculate the size of angle ACB.


A, B and C are points on the circumference of a circle centre O.

OAD is a straight line and angle

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Answers: 1

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