Question

find the surface area of cuboid whose dimensions are:
length = 11/2
breadth = 4cm
height = 21/2
use the formula=2 (lb + bh + hl)

pls give a correct answer
and give step by step explanation or I will no mark as brainliest ​

Answer 1

Answer:

2(11/2 x 4 + 4 x 21/2 + 21/2 x 11/2)

2(22 + 42 + 231/4)

2(88+168+231/4)

2(487/4)

487/2

= 243.5cm2

Answer 2

Answer:

$243.5cm {}^{2}$

Step-by-step explanation:

Here it is answer

Hope this helps you.