Answer

Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams.

Updated On: 8-7-2020

Apne doubts clear karein ab Whatsapp par bhi. Try it now.

CLICK HERE

Loading DoubtNut Solution for you

Watch 1000+ concepts & tricky questions explained!

2.8 K+

1.9 K+

Text Solution

Answer :

1700Transcript

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

00:00 - 00:59 | are question is a rectangular tank need to be coated with insulation the tank has dimensions of four feet 5 feet and 2.5 feet each square foot of installation cost $20 how much will it cost to cover the surface of the tank with insulation solutions will be we are given a rectangular tank at the base of the tank is in the shape of a rectangle that means that the tank is in the 3D figure that is cuboid with dimensions given to excel Feet 5 feet and 2.5 feet so that its length is 4 feet breath his five feet and height of the rectangular tank is 2.5 and we have to coat with the tank with the insulation and the cost of the insulation is $20 per square foot so now we would like to |

01:00 - 01:59 | calculate the cost to cover the whole surface of the tank with insulation sunao the total surface area of this insulation that is the installation will be quoted on whole of tongue that is the total surface area of tanks that is cuboid is given to time Length breadth plus breath into Height Plus height into this becomes too X hair length is 4 breadth is 5 and height is 2.5 so this becomes 4 x 2 x x 4.25 plus 5 into 2.5 + 2.5 into |

02:00 - 02:59 | to time 20 plus 12.5 plus two time 42.5 this further becomes 85 square find the total surface area of the cuboid Baithe the rectangular tank and we are required to calculate the cost of the tank to cover it with insulation and each square foot of insulation cost $20 sunao the total ko cost total cost of insulation will be total service serial artist e s a x the cost for square foot that is 85 x 20 this is equal to |

03:00 - 03:59 | 1700 this is the answer of the given question |

**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.**