Class 10 Maths Chapter 9 | Circles Full Chapter NCERT Exemplar 2022-23

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✅ In this video,

✔️ Class: 10th
✔️ Subject: Maths
✔️ Chapter: Circles
✔️ Topic Name: Circles Full Chapter NCERT Exemplar
✔️ Topics Covered in This Video: Full Chapter NCERT Exemplar from Class 10 Maths Chapter 9 Circles
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00:00 Introduction: Circles
01:01 Question 1 to 10: Exercise 9.1: Math
1. If radii of two concentric circles are 4 cm and 5 cm, then the length of each chord of one circle which is tangent to the other circle is
56:44 Question 1 to 6: Exercise 9.2: Math
1. If a chord AB subtends an angle of 60° at the centre of a circle, then angle between the tangents at A and B is also 60°.
01:28:00 Question 1 to 10: Exercise 9.3: Math
1. Out of the two concentric circles, the radius of the outer circle is 5 cm and the chord AC of length 8 cm is a tangent to the inner circle. Find the radius of the inner circle.
02:37:35 Question 1 to 14: Exercise 9.4: Math
5. Two circles with centres O and O' of radii 3 cm and 4 cm, respectively intersect at two points P and Q such that OP and O'P are tangents to the two circles. Find the length of the common chord PQ.
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