Question

The diameter of circular ground is 21m It has to be fenced with 4 rounds of wire find the total wire required​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

264m

Step-by-step explanation:

The radius will be $\frac{1}{2}\cdot21$ which is 10.5 m.

The total length of wire will be $4\cdot perimeter$ which is $4\cdot2\pi r=8\pi r$

Which is $8\cdot\frac{22}{7}\cdot10.5$

=$264m$.

Hope this helps. Good day to you.