Question

find the cist of painting the four walls of a room 10 meters long 5 meters broad and 6.meters broad and 6 meters high at the cost of 4 rupees per sq. meter​

Answer 1

Answer:

the fist in the an- al can fixed

Answer 2

Answer:

calculate the surface area of the four walls

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two long walls: 10*6 sq.m

two short walls: 5*6 sq.m

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a = 2(10*6) + 2(5*6) sq.m

a = 180 sq.m

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cost = (area units a) * (cost per area unit r)

c = a*r

c = 180*4

c = 720 rupee

Step-by-step explanation:

hope it is usefull