Question

a wire is bent in the form of a square a side 16.5 cm.It is straightened and then bent into a circle. what is the radius of the circle so formed ?(take pie=22/7)​

Answer 1

Answer:

10.5 cm

Step-by-step explanation:

Perimeter of wire

$4a = 2\pi r \\ \\ r = \frac{2a}{\pi} \\ \\ = \frac{2 \times 16.5 \times 7}{22} \\ \\ = 1.5 \times 7 \\ \\ = 10.5cm$

Hope it helps you from my side

Answer 2

the 100th term of the A.P. 2, 2, 2,

= 10.5 cm