Question

please help.... slove question 5, 1 and 2 parts please

Answer 1

1)here then height =3 cm
length =3+3=6cm
breadth =3 cm
now surface area of cuboid
2lb+2lh+2hb,
2×6×3+2×6×3+2×3×3
36+36+18
90
now
2)
we hv
length 4+4=8
breadth =4
height=4
now surface area of cuboid

2lb+2lh+2hb
2×8×4+2×8×4+2×4×4
64+64+32
150


hope it helps you frnd!!!