Question

Heya User,

Answer the Question :-

The length, breadth and height of a cuboid are 20 cm, 15 cm, 10 cm respectively. Find its total surface area.

Answer 1

2( 10×15 + 10×20 + 15×20 )

→ 2( 150+200+300 )

→ 2( 650 )

→ 1300 cm^3

Answer 2

$\huge\boxed{\texttt{\fcolorbox{purple}{pink}{Heya !!!}}}$

YOUR ANSWER:-

FORMULA USED:-

$2(lb + bh + hl)$

LENGTH =20 cm

BREADTH =15 cm

HEIGHT =10 cm

LET'S SOLVE...

$2((20 \times 15)(15 \times 10)(10 \times 20))$

$= 2(300+150+200)$

$= 1300 {cm}^{2}$

YOUR FINAL ANSWER:-

$\huge\boxed{\texttt{1300 cmsq.}}$

HOPE IT HELPS YOU...

#NkS23❤