Mathematics, 13.02.2021 15:50 yurrrkassi

A, B and D are points on the circumference of a circle, centre O. BOD is a diameter of the circle.
BC and AC are tangents to the circle.
Angle OCB =34.
Work out the size of angle DOA.

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

BOD is a diameter of the circle

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A, B and D are points on the circumference of a circle, centre O. BOD is a diameter of the circle.<...