In a circle, the ratio of the areas of two distinct minor sectors is $1: 4 .$ Then, the ratio of the angles at the centre for those minor sectors is $\ldots \ldots \ldots \ldots .$
In a circle, the ratio of the areas of two distinct minor sectors is $1: 4 .$ Then, the ratio of the angles at the centre for those minor sectors is $\ldots \ldots \ldots \ldots .$
- A
$1:2$
- B
$2:1$
- C
$4:1$
- D
$1:4$
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