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Two concentric circles are of radii 13 c...

Two concentric circles are of radii 13 cm and 5 cm. The length of the chord of the larger circle which touches the smaller circle is:
दो संकेंद्री वृत्तों की त्रिज्या 13 सेमी तथा 5 सेमी है। बड़े वृत्त की जीवा की लंबाई ज्ञात कीजिए, जो छोटे वृत्त को स्पर्श करती है।

A

24 cm

B

15 cm

C

13 cm

D

10 cm

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