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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 4 · Set 1 · Q20
Assertion (A) : Tangents drawn at the end points of a diameter of a circle are always parallel to each other.
Reason (R) : The lengths of tangents drawn to a circle from a point outside the circle are always equal.
Official answer
From CBSE’s own marking scheme for this paper.
(B)
Both, Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).
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CBSE Class 10 Mathematics past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.