Question

find the diameter of the circle whose circumference is 121cm​

Answer 1

Answer:

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Answer 2

Given :-

circumference = 121 cm

2πr = 121 cm

$2 \times \frac{22}{7} \times r = 121$

$\frac{44}{7} \times r = 121$

$r = \frac{121 \times 7}{44}$

$r = 19.25$

So,, diameter = 2× 19.25

= 38.5cm

Hope ..it.. helps ✌️