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PIT_PIT [208]
2 years ago
10

Surface area of solid cuboid 8cm 6cm 2cm

Mathematics
1 answer:
strojnjashka [21]2 years ago
6 0

Answer:

152 \text{cm}^2

Step-by-step explanation:

We know that the total surface area of a cuboid is the sum of the  surface area of all six of its faces.

We also know that each opposing side has the same surface area. Thus the total surface area is equal to:

2*(8*6+8*2+6*2)\\\\=2*(48+16+12)\\=2*76\\=152(\text{cm}^2)

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Answer:

Solutions Given:

let diagonal of square be AC: 8 cm

let each side be a.

As diagonal bisect square.

let it forms right angled triangle ABC .

Where diagonal AC is hypotenuse and a is their opposite side and base.

By using Pythagoras law

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64=2a²

a²=\frac{64}{2}

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doing square root on both side

\sqrt{a²}=\sqrt{32}

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Since side of square is always positive so

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Step-by-step explanation:

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