Question

A plastic box 1.5 m long, 1.25 m wide and 65 cm deep is to be made. It is opened at the
top. Ignoring the thickness of the plastic sheet, determine:
(1) The area of the sheet required for making the box.
(1) The​

Answer 1

Explanation:

The area of sheet = lb+bh+hl

= 1.5*1.25+1.25*0.65+0.65*1.5

= 1.875+0.8125+0.975

= 3.6625 m^2