Question

find the total area of the cardboard needed to make a box of dimensions

Answer 1

since,
cardboard is in shape of cuboid so,
total surface area of cuboid=2(lb+bh+lh)
=2(15 X 12 + 12 X 8 + 8 X 15)
=2(180 + 96 + 120)
=2(396)
=792cm^2

if this help plz mark as brainliest...........:)

Answer 2

TSA OF Box - 2(15×12+12×8+15×8)
=2×180+96+120
=2×396
=792cm2
total area of cardboard needed
=792cm