A wire is in the shape of a rectangle Pentagon of side 12 centimetres. It is rebent into the shape of a rectangle whose length i

Question

3 years ago

15

s 3 divided by 2 times it's breadth. Find the length and breadth of the rectangle

1 answer:

VashaNatasha [74] · Answer 1 · 2022-10-21T04:34:32+03:00

6 0

Answer

Total Length of Wire = Perimter of Pentagon

= 12 × 5 = 60 cm

Perimeter of Rectangle = 2 (l + b)

Given, l = 3/2 b

Therefore,

2(3/2 b + b) = 60

2 (5b/2) = 60

5b = 60

Breadth b = 12 cm

Length l = 3/2 × 12 = 18 cm