find the surface area of a box whose length, beardth and height are 8cm, 5cm and 4cm respectively
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Answered by
2
Answer:
184cm²
Step-by-step explanation:
Surface area of cuboid=2(ab+ac+bc)
=2(8×5+8×4+5×4)
=184cm²
Answered by
3
Step-by-step explanation:
⇒ Length of a cuboid (l)=8cm
⇒ Breadth of a cuboid (b)=7cm
⇒ Height of a cuboid (h)=4cm
⇒ Total surface area of cuboid =2(lb+bh+hl)
=2(8×7+7×4+4×8)
=2(56+28+32)
=2(116)
=232cm
2
∴ Total surface area of cuboid =232cm
2
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