CBSE Class 10 Maths (Basic) 2024 · Paper 430(B)/S · Question 29
From a solid cone, whose height is 16 cm and radius 12 cm, a conical cavity of height 3 cm and base radius 4 cm is hollowed out such that the bases of the cones form concentric circles. Find the total surface area of the remaining solid.
Answer
Total surface area of the remaining solid cm² cm² (taking ).
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