Question

7. The perimeter of a rectangular room is
200 m. If the breadth of the room is 40 m
Find the area of the room.
a 100 m
(b) 2400 m
(200 m
(d) 2225 m​

Answer 1

Answer:

The answer for your question is

option

b) 2400 m

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Answer 2

Answer:

hey mate here is ur answer

Let length of room =l

perimeter of rec. room =2(l+b)

200m=2(l+40m)

200/2m=l+40m

100m= l+40m

100m-40m=l

60m=l

hence length of rec. room =60m

area of rec. room = l×b

=60m×40m

=2400m^2

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