Question

The first figure given below shows a wire in circular shape with the radius of 80cm,
Shyam cut out an arc from wire such that the arc makes an angle of 90° at the center.
If this arch is again bent in circular shapes as shown in the second picuture, find the
radius of the new circle​

Answer 1

Answer:

u know this means say first then I will say

and thanks for giving free points