Question

A wire is in the shape of a square of side 20cm. If wire re-bent into a rectangle of length 22cm, which shape encloses more area? The Perimeter of square=Perimeter of a rectangle.
15 points for the answer

Answer 1

Step-by-step explanation:

Length of square L=20cm

Length of rectangle l=24cm

Breadth of rectangle b=?

Now, perimeter of square=perimeter of rectangle

⇒4(L)=2(l+b)

⇒4(20)=2(24+b)

⇒

2

80

=24+b

⇒40=24+b

⇒16=b.

Breadth of rectangle b=16 cm