A line AB intersects a circle with centre O and radius 2 cm at a point B. C is any other point on the circle in line with O and A, Find the measure of AC.

A line AB intersects a circle with centre O and radius 2 cm at a point

1.	A line AB intersects a circle with centre O and radius 2 cm at a point B. C is any other point on the circle in line with O and A, Find the measure of AC.
A.	4 cm
B.	\[2+\sqrt{2}\,cm\]
C.	\[4\sqrt{2}\,cm\]
D.	\[2+2\sqrt{2}\,cm\]
Answer» E.

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A line AB intersects a circle with centre O and radius 2 cm at a point B. C is any other point on the circle in line with O and A, Find the measure of AC.

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