The length, breadth and height of a cuboid are 12 cm, 11 cm and 10 cm. The difference between the total surface area and the lateral surface area of the cuboid is
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Answer:
total surface area of cuboid and lateral surface area are 494 and 251 respectively
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Step-by-step explanation:
L=12cm , b=11cm , h=10cm
T.S.A of cuboid = 2(Lb+bh+hL)
=2(12×11+11×10+10×12)
=2(132+110+120)
=2(362)
= 724
L.S.A of cuboid =2h(L+b)
=2×10(12+11)
= 20× 23
=251
T.S.A of cuboid-L.S.A of cuboid
= 724 -251
= 473
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