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CBSE Class 10 Maths (Standard) 2024 · Paper 30(B)/S · Question 19

Surface Areas and Volumes 1 mark Medium
Directions: A statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option.

Assertion (A): Two cubes each with 12 cm edge are joined end to end. The surface area of the resulting cuboid (surface area of one cube).

Reason (R): The surface area of a cuboid , where , , respectively are its length, breadth and height.

  1. (a)Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
  2. (b)Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of Assertion (A).
  3. (c)Assertion (A) is true, but Reason (R) is false.
  4. (d)Assertion (A) is false, but Reason (R) is true.

Answer

(d) Assertion (A) is false, but Reason (R) is true.

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