Question

please answer the question​

Answer 1

Answer:

area of the door= l*b

2*1= 2m²

area if the wall = l*b

4.5*3.6= 16.2m²

now.... area of the wall without door = area of wall- area of the door

16.2-2

14.2 m²

cost of white washing at 1m²=rs.20

cost of white washing at 14.2m²= 20* 14.2

rs. 284

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Answer 2

Answer:

area of rectangular wall ....... l× b

........4.5 ×3.6

.........16.20m

Area of rectangular door......l×b

........2 ×1

......2m

Area of rectangular wall fitted....area of rectangular wall - area of rectangular door

16.20-2m

14.20m

Cost of polishing the door .....14.20 × 20

484.00 Rs