Math, asked by aniek7213, 2 months ago

If length, breadth and height of a cuboidal box are a, b, and c, then the formulae of total surface area, when the
box is open from upper side.​

Answers

Answered by Sidrahrasin
1

ab+2bc +2ca

Step-by-step explanation:

length ×breadth+

2 breadth×heigth+

2 height×length

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