Question

The area of the cardboard needed to make the box size 25cm*15cm*8cm
A-390cm2
B-1390cm2
C-2780cm2
D-1000cm2

Answer 1

Answer:

1390 cm2

Step-by-step explanation:

formula= 2(lb+bh+hl)

= 2(25×15+15*8+8*25)

2(695)

1390

Answer 2

HELLO MATE HERE IS YOUR ANSWER

Answer: (B) 1390cm²

Step-by-step explanation:

Area = 2($lb+bh+lh$)

        = 2(25×15+15×8+25×8)                                            $l=25, b=15, h=8$

        = 2(375+120+200)

        = 2(695)

        = 1390cm²

HOPE THIS IS USEFUL