Question

EXERCISE 10.4
Two circles of radii 5 cm and 3 cm intersect at two points and the distance between
their centres is 4 cm. Find the length of the common chord,
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Answer 1

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Answer. ➧

Let the radius of the two circles be 5 cm and 3 cm respectively whose centre's are O and O'. ... ➧ Hence, the common chord will pass through the centre of the smaller circle, O' and hence, it will be the diameter of the smaller circle.