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Short Quiz

Chapter 5 Class 9 - I’m Up and Down, and Round and Round (Ganita Manja | 5 questions | about 4 minutes

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Question 1 of 5
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Question 1 of 5
In a circle of radius \(10\text{ cm}\), a chord is \(12\text{ cm}\) long. How far is it from the centre?
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Question 2 of 5
Two parallel chords of lengths \(10\text{ cm}\) and \(24\text{ cm}\) lie on the same side of the centre. The distance between them is \(7\text{ cm}\). What is the circle's radius?
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Question 3 of 5
How many lines of reflection symmetry does a circle have?
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Question 4 of 5
A right-triangular frame is inscribed in a circle. Its hypotenuse is \(26\text{ cm}\). What is the radius of the circle?
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Question 5 of 5
A perfectly circular wheel without spokes or markings is rotated through \(137^\circ\). Why does it appear unchanged?
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