Question

द रेश्यो बिटवीन लेंथ एंड ब्रेथ ऑफ़ विंड इन फॉरेस्ट्री प्लांट इज 42 मीटर व्हेन विल थे ​

Answer 1

Correct option is

B

72cm

Let the length and breadth of the rectangle be 4x cm and 2x cm respectively.

∴ Area of the rectangle =8x

2

=288

⇒ x

2

=36

⇒ x=6

∴ Length =24cm

and Breadth =12cm

∴ Perimeter of the rectangle =2(24+12)

=72cm

Answer 2

Answer:

Let the length and breadth of the rectangle be 4x cm and 2x cm respectively.

∴ Area of the rectangle =8x ^2

=288

⇒ x ^2

=36

⇒ x=6

∴ Length =24cm

and Breadth =12cm

∴ Perimeter of the rectangle =2(24+12)

=72cm