find the total surface are of cuboid which is 5.5m long and 5m broad and 4.2m high
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Answer:
total surface area = 123.2 m^2
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Given: length 5.5m
breadth 5m
height 4.2 m
Total surface area of cuboid ?
Using formula-
Total surface area of cuboid = 2( lb + bh + lh)
= 2( 5.5 × 5 + 5×4.2 +
5.5× 4.2)
= 2( 27.5 + 21 + 23.1)
= 2 × 71.6
= 143.2 sqcm
Total surface area of cuboid is 143.2 sqcm
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