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  4. The angles of a triangle are in the ratio 2: 3: 7 and the radius of the circumscribed circle is 10 cm. The length of the smallest side is

Q. The angles of a triangle are in the ratio 2 : 3 : 7 and the radius of the circumscribed circle is 10 cm. The length of the smallest side is

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Solution:

In the figure ABC is the respective triangle, O is the circumcentre. is equilateral

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