Question

Two concentric circles are of raddii 5cm and 4cm.Find the length of the chord of the larger circle which touches a smaller circle​

Answer 1

Join OM and OP. Since, the tangent at any point of a circle is perpendicular to the radius through the point of contact. Since, the perpendicular from the centre of a circle to a chord bisects the chord. Hence, the required length = 8 cm.

Answer 2

Step-by-step explanation:

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Myself Akansha

Class 8th

from Jharkhand