Question

find the area of the cardboard needed to make a box of size 24cm * 12cm * 5cm ....

Answer 1

TSA of the cardboard
=(2*24*12+2*12*5+2*24*5)
=2(288+60+120)
936cm square
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Answer 2

The area of the cardboard needed to make a box of size 24cm * 12cm * 5cm is 936 sq.cm.

Step-by-step explanation:

Length of cardboard = 24 cm

Breadth of cardboard = 12 cm

Height of cardboard = 5 cm

Total surface area of box = $2(lb+bh+hl)=2(24 \times 12 + 12 \times 5 + 5 \times 24)=936 cm^2$

Hence the area of the cardboard needed to make a box of size 24cm * 12cm * 5cm is 936 sq.cm.

#Learn more:

How much cardboard is needed to make a rectangular box of length 12cm breath 10cm height 7cm

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