Question

A piece of wire 8.9cmx5.4 cm is bent into a whouse radius is.​

Answer 1

The radius of the circle is 4.55 cm.

Step-by-step explanation:

Given : A piece of wire in the from of a rectangle 8.9 cm long and 5.4 cm broad is reshaped and bent into the from of a circle.

To Find : The radius of the circle ?

Solution :

A piece of wire in the from of a rectangle 8.9 cm long and 5.4 cm broad.

The perimeter of the rectangle is

A piece of wire in the from of a rectangle is reshaped and bent into the from of a circle.

So, Perimeter of the rectangle = Circumference of circle

i.e.  

Therefore, the radius of the circle is 4.55 cm.

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