find TSA and LSA of a cuboid whose length breadth and height are 7.5m, 3m and 5 m respectively
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Step-by-step explanation:
L=7.5m
B=3m
H=5m
TSA of cuboid= 2(lb+bh+hl)
=2(7.5X3 + 3X5 + 5X7.5)
=2(22.5 + 15 + 37.5)
=2X75
=150 m²
LSA of cuboid=2h(l+b)
=2X5(7.5+3)
=10X10.5
=105 m²
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