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Answer :

(a) 6cm (b) 9cmTranscript

Time | Transcript |
---|---|

00:00 - 00:59 | inter question given spherical ball of radius of different radiuses case of this larger circle of radius R1 R2 R3 R4 that their sum of volume must equal to the volume of bigger bigger circle wall that means 4351 Q Plus 4 volume of second year 4 by 3 into 2 cube and the volume of third stage 3 |

01:00 - 01:59 | Cube all these must be equal to the volume of largest area that is bowled by 35243 plus r 2 cube + 3 is equal to the question so we get 34 |

02:00 - 02:59 | + 25 16 equal to States CM that is considered the path 12th question |

03:00 - 03:59 | 2019 12th + 12 Q which is 1728 to cube we get Pradesh |

**Review from previous class**

**Cuboid**

**Cube**

**Right Circular Cylinder**

**Right Circular hollow cylinder**

**Right Circular Cone**

**Sphere and Hemisphere**

**Spherical Shell**

**Conversion of cube into cuboid by Joining : Two cubes each of 10 cm edge are joined end to end. Find the surface area and volume of cuboid.**

**Conversion of cubes by Melting and Recasting : Three cubes are melted, whose edges are `3 cm, 4 cm and 5 cm` to form a single cube. Find its edge; volume and surface area.**