1.An open box is made from a square piece of material by cutting two-cm squares

Question

from the corners and turning up the sides. The volume of the finished box is
200𝑐𝑚3
. Find the size (area) of the original piece of materi

Answer 1

the sides are 2 cm high
... so the bottom of the box is a square , 10 cm on a side

the original piece was 14 cm on a side ... 10 cm + 2 cm + 2 cm