Question
In a circle of diameter cm, the length of a chord is cm. Find the length of minor arc of the chord.
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Text solutionVerified
Diameter of the circle cm
Radius (r) of the circle cm
Let AB be a chord (length = 20 cm) of the circle.
In , OA = OB = Radius of circle = 20 cm
Also, AB = 20 cm
Thus, is an equilateral triangle.
radian
We know that in a circle of radius r unit, if an arc of length I unit subtends an angle radian at the centre, then
cm
Radius (r) of the circle cm
Let AB be a chord (length = 20 cm) of the circle.
In , OA = OB = Radius of circle = 20 cm
Also, AB = 20 cm
Thus, is an equilateral triangle.
radian
We know that in a circle of radius r unit, if an arc of length I unit subtends an angle radian at the centre, then
cm
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Question Text | In a circle of diameter cm, the length of a chord is cm. Find the length of minor arc of the chord. |
Answer Type | Text solution:1 |
Upvotes | 150 |