Question
Two concentric circles are of radii and . Find the length of the chord of the larger circle which touches the smaller circle.
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Text solutionVerified
Let O be the center of circle. Draw two concentric circles are of radii and , and
Chord of the larger circle which touches the smaller circle at C.
From Figure:
radius
and bisects at
In right ,
By Pythagoras Theorem:
Length of chord of a circle .
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Question Text | Two concentric circles are of radii and . Find the length of the chord of the larger circle which touches the smaller circle. |
Answer Type | Text solution:1 |
Upvotes | 150 |