Question

Area of 4 walls of a cuboid is 448 sq cm, its length is 18 cm and height is 8 cm. What is its breadth (in cm)

Answer 1

Answer:

Area Of Four Walls=2(l+b)×h

l=length=18cm

b=breadth=?

h=height=8cm

448=2(18+b)8

448=(36+2b)8

448=288+16b

16b=448-288

16b=160

b=160/16

b=breadth=10cm