Question

If the total surface area of a cube is 486cm raised to 2 then the side is option are: A) 81cm
B) 9cm
C) 36cm
D)6cm
Guys help me

Answer 1

Answer:9cm

Step-by-step explanation:

6l^2=486

l^2=81

l=9

Answer 2

Answer:

$\huge{\fbox{\fbox{\bigstar{\mathfrak{\red{answer}}}}}}$

Total Surface area of cube=6×side²

6×side²=486

=>side²=$\frac{486}{6}$

=>side²=81

=>side=$\sqrt{81}$

=>side=9 cm

$\huge\pink{option(b)}$

Step-by-step explanation:

$<marquee>$Hope it helps..