Question

Ifcircumference of semi circle is 216 then its radius

Answer 1

Step-by-step explanation:

Circumference of semi circle :

$\implies$ $\sf{C=πr }$

$\implies$ $\sf{216={\Large\frac{22}{7}}×r }$

$\implies$ $\sf{r={\Large\frac{216×7}{22}} }$

$\implies$ $\boxed{\sf{radius=68.72 }}$

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