Question
In two concentric circles, a chord of length of the larger circle touches the smaller circle. If the radius of the larger circle is then find the radius of the smaller circle.
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Text solutionVerified
Draw a figure based on given instructions:
is the tangent and is the radius
From right ,
By Pythagoras Theorem:
Therefore, Radius of smaller circle is
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Question Text | In two concentric circles, a chord of length of the larger circle touches the smaller circle. If the radius of the larger circle is then find the radius of the smaller circle. |
Answer Type | Text solution:1 |
Upvotes | 150 |