Question

Square holes of side 3 cm are made on
the four sides of a shoe box of dimensions
30 cm x 18 cm x 15 cm and then the box
(without the lid) is painted. Find the area
of the box that is painted.​

Answer 1

.Step-by-step explanation:

hope it helps

I used the basic formulas to find the area then subtracted it

Area of 1 hole=3×3=9cm2

Area of 4 holes=36cm2

Area of box(without lid)=2(bh+lh)+lb

(after solving)area =1980cm2

Therefore area to be painted=1980-36=1944cm2

hope it helps