Question

the perimeter of a rectangle and square are equal to 200 m if the length of rectangle is 30m find the breadth​

Answer 1

Answer:

2400 is the correct answer

Step-by-step explanation:

Perimeter of the rectangular field =2(l+b)

where l and b are the length and breadth of the rectangular field

⇒200=2(l+40)

⇒l+40=100

⇒l=60 m

Area of the rectangular field =lb

=60×40

=2400 m²

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Answer 2

Answer:

2400

Step-by-step explanation:

2400

Perimeter of the rectangular field =2(l+b)

where l and b are the length and breadth of the rectangular field

⇒200=2(l+40)

⇒l+40=100

⇒l=60 m

Area of the rectangular field =lb

                                               =60×40

                                               =2400 m²