A box measures 70cm*50cm*45cm.find the area of the cardboard required to make 350 boxes.
Answers
Answered by
87
l=70 cm
b=50 cm
h=45 cm
T.S.A of one box=2 (lb+bh+hl)
=2 (70×50+50×45+45×70)
= 2×8900
=17800cm^2
Area of cardboard required to make 1 box=17800cm^2
Area of cardboard required to make 350 boxes=17800×350=6230000cm^2=623m^2
# Hope it helps
b=50 cm
h=45 cm
T.S.A of one box=2 (lb+bh+hl)
=2 (70×50+50×45+45×70)
= 2×8900
=17800cm^2
Area of cardboard required to make 1 box=17800cm^2
Area of cardboard required to make 350 boxes=17800×350=6230000cm^2=623m^2
# Hope it helps
Answered by
63
Answer: 623 m sq.
Step-by-step explanation:
Length = 70 cm
breadth = 50 cm
height = 45 cm
Total Surface Area =2 (lb+bh+hl)
=2 (70 × 50 + 50 × 45 + 45 × 70)
= 2 × 8900
= 17800
Area required to make 1 box = 17800 cm sq.
Area required to make 350 boxes
= 17800 × 350
= 6230000
= 623 m sq.
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