Ex-10.2 Q-10 | Circles | Class 10 Maths | NCERT
Prove that the angle between the two tangents drawn from an external point to a circle is supplementary to the angle subtended by the line-segment joining the points of contact at the centre.
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Chapter 10 Circles Ex - 10.2 Q-9 | NCERT | Class 10 MATHS
In Fig. 10.13, XY and X′Y′ are two parallel tangents to a circle with centre O and another tangent AB with point of contact C intersecting XY at A and X′Y′ at B. Prove that ∠ AOB = 90°.
• Chapter 10 Circles Ex - 10.2 Q-9 | NCERT |...
Chapter 10 Circles | Ex. 10.2 Q8 | Class 10 | Maths |
A quadrilateral ABCD is drawn to circumscribe a circle .
Prove that AB + CD = AD + BC
• Chapter 10 Circles | Ex. 10.2 Q8 | Class 1...