PLEASE ANSWER........... urgently needed ☹️
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PLEASE ANSWER........... urgently needed ☹️
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Step-by-step explanation:
length=5m
breadth=3m
height=4m
a
Area of tin required=Total surface area of cistern-area of lid
=2(lb+bh+hl)-lb
=2(5×3+3×4+4×5)-4×5
=2(15+12+20)-20
=(2×37)-20
=74-20
=54cm^2