This question is exactly same as Ex 10.2, 9 – Circles Class 10 NCERT Book

Please check the answer here

https://www.teachoo.com/1835/539/Ex-10.2--9---In-fig--XY-and-X-Y--are-two-parallel-tangents/category/Ex-10.2/

In Figure, XY and X′Y′ are two parallel tangents to a circle with - CBSE Class 10 Sample Paper for 2026 Boards - Maths Standard

 

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Question 26 In Figure, 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°This question is exactly same as Ex 10.2, 9 – Circles Class 10 NCERT Book Please check the answer here https://www.teachoo.com/1835/539/Ex-10.2--9---In-fig--XY-and-X-Y--are-two-parallel-tangents/category/Ex-10.2/

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