Question

C с
2 cm
54 cm
2 cm
46 cm
2 cm
2cm
18cm
2cm

Answer 1

Answer:

volume of cuboid type structure = lbh

area of cuboid = 2{lb+bh+hl}

l length=2+54+2=58cm

breadth=46+2+2=50cm

height=18+2=20cm

now volume = 58×50×20=58000cm cube

area=2{58×50+50×20+20×58}

=2{2900+1000+1160}

=2×5060=10120cmsquare