In the adjoining figure, OD is perpendicular to the chord AB of a circ

1.	In the adjoining figure, OD is perpendicular to the chord AB of a circle with centre O. If BC is a diameter, show that AC\|\|DO and AC=2×OD.
Answer» In the adjoining figure, $O D$ is perpendicular to the chord $A B$ of a circle with centre $O$ . If $B C$ is a diameter, show that $A C \| \| D O$ and $A C = 2 \times O D$ .

In the adjoining figure, OD is perpendicular to the chord AB of a circle with centre O. If BC is a diameter, show that AC||DO and AC=2×OD.

Answer»

In the adjoining figure, $O D$ is perpendicular to the chord $A B$ of a circle with centre $O$ . If $B C$ is a diameter, show that $A C | | D O$ and $A C = 2 \times O D$ .

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In the adjoining figure, OD is perpendicular to the chord AB of a circle with centre O. If BC is a diameter, show that AC||DO and AC=2×OD.

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