Question

A cuboid, I = 12cm, b = 8cm and h = 9cm. Find its total surface area.​

Answer 1

Answer:

l=12cm,b=8cm,h=9cm

TSA of cuboid=2(lb+bh+hl)

=2(12×8+8×9+9×12)

=2(96+72+108)

=2(276)

=552cm²