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Maharashtra State BoardSSC (English Medium) 7th Standard

Find the total surface area of the cuboid in length, breadth, and height as given below: 2.5 m, 2 m, 2.4 m

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Question

Find the total surface area of the cuboid in length, breadth, and height as given below:
2.5 m, 2 m, 2.4 m
Sum
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Solution

Length of the cuboid, l = 2.5 cm

Breadth of the cuboid, b = 2 m

Height of the cuboid, h = 2.4 m

The total surface area of the cuboid

= 2(l × b + b × h + l × h)

= 2(2.5 × 2 + 2 × 2.4 + 2.5 × 2.4)

= 2(5 + 4.8 + 6)

= 2 × 15.8

= 31.6 sq.m.

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Chapter 12: Perimeter and Area - Practice Set 47 [Page 64]

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Balbharati Mathematics Integrated [English] Standard 7 Maharashtra State Board
Chapter 12 Perimeter and Area
Practice Set 47 | Q 2. (iii) | Page 64

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