Question

Measure the length ,breadth and height of different rooms of your house and find volume and surface area of it

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Answer 1

Answer:

Out of the four walls to be painted,  

2 wall have the dimensions (8×4) cm

and other 2 walls have the dimensions (6×4) cm

So, total wall area to be painted =2(8×4)+2(6×4)

=2(32)+2(24)

=64+48

=112 cm  

2

 

Rate of cost of painting =0.045 /cm  

2

 

So, total cost =0.045×112

=Rs.5.04

Step-by-step explanation: