Question

The area of four walls of a room 10 cm. x 5 cm. x 2.5 cm. is ________ cm2

.[] 1

2

A) 75 B) 85 C) 95 D) 105​

Answer 1

Answer:

area of 4 walls of a room=2(l+b)h

2(15)×2.5

15×5

75 cm^2