a verandah of width 3cm is constructed all along outside of a room of dimensions 4m × 3m find area of the verandah please do step by step
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a verandah of width 3cm is constructed all along outside of a room of dimensions 4m × 3m find area of the verandah please do step by step
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Answer:
146 cm
Step-by-step explanation:
length of room =4m
breadth of room=3m
area= l×b
= 4×3
=12sq m
1m=100cm
4m =400cm
3 cm= 300 cm
length of verandah =400+3+3=406 cm
breadth of verandah =300+3+3=306 cm
area of verandah=ar of room - area of verandah
= 124224.
Step-by-step explanation:
4m = 400 cm 400 +3+3=406
3m= 300 cm. 300+3+3=306
400×300. 406×306
= 120000. -- =124236
=4236cm²