Question
Find the length of a chord which is at a distance of from the centre of a circle of radius
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Text solutionVerified
Consider as the chord of the circle with as the center and radius
Construct
It is given that and
The perpendicular from the centre of a circle to a chord bisects the chord
Consider
Using the Pythagoras theorem it can be written as
By substituting the values we get
On further calculation
So, we get
By subtraction
By taking the square root
So we get
We know that
By substituting the values
So we get
Therefore, the length of the chord is
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Question Text | Find the length of a chord which is at a distance of from the centre of a circle of radius |
Answer Type | Text solution:1 |
Upvotes | 150 |