In a circle with radius $10\,cm$, the area of a minor sector is $40\,cm ^{2}$. Then, the length of the arc corresponding to that circle is $\ldots \ldots \ldots \ldots cm$.
In a circle with radius $10\,cm$, the area of a minor sector is $40\,cm ^{2}$. Then, the length of the arc corresponding to that circle is $\ldots \ldots \ldots \ldots cm$.
- A
$8$
- B
$4$
- C
$20$
- D
$16$
Similar Questions
The length of the minute hand of a clock is $6\,cm .$ The area of the region swept by it in $10$ minutes is $\ldots \ldots \ldots \ldots cm ^{2}$. $(\pi=3.14)$
The length of the minute hand of a clock is $6\,cm .$ The area of the region swept by it in $10$ minutes is $\ldots \ldots \ldots \ldots cm ^{2}$. $(\pi=3.14)$
In a circle with radius $11.2 \,cm$, two radil are perpendicular to each other. Find the area of the minor sector, the major sector and the minor segment corresponding to these radii.
In a circle with radius $11.2 \,cm$, two radil are perpendicular to each other. Find the area of the minor sector, the major sector and the minor segment corresponding to these radii.
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In a circle with radius $42\, cm$, a minor arc subtends an angle of measure $60$ at the centre. Find the area of the minor sector and the minor segment corresponding to this arc. $(\sqrt{3}=1.73)$
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