The height of a solid cone is 12 cm and the area of the circular base is 64πcm2. A plane parallel to the base of the cone cuts through the cone 9 cm above the vertex of the cone, the areas of the base of the new cone so formed is(a) 9π cm2(b) 16π cm2(c) 25π cm2(d) 36π cm2

The height of a solid cone is 12 cm and the area of the circular base

1.	The height of a solid cone is 12 cm and the area of the circular base is 64πcm2. A plane parallel to the base of the cone cuts through the cone 9 cm above the vertex of the cone, the areas of the base of the new cone so formed is(a) 9π cm2(b) 16π cm2(c) 25π cm2(d) 36π cm2
Answer» The height of a solid cone is 12 cm and the area of the circular base is 64 $π$ cm². A plane parallel to the base of the cone cuts through the cone 9 cm above the vertex of the cone, the areas of the base of the new cone so formed is (a) 9 $π$ cm² (b) 16 $π$ cm² (c) 25 $π$ cm² (d) 36 $π$ cm²