In a circle with radius $6 \,cm ,$ the area of a sector corresponding to an arc of length $12 \,cm$ is $\ldots \ldots \ldots cm ^{2}$.
In a circle with radius $6 \,cm ,$ the area of a sector corresponding to an arc of length $12 \,cm$ is $\ldots \ldots \ldots cm ^{2}$.
- A
$144$
- B
$72$
- C
$36$
- D
$24$
Similar Questions
In the given diagram, $\Delta ABC$ is a right angled triangle in which $m \angle B=90$ and $AB = BC =14\, cm$ Minor sector $BAPC$ is a sector of $\odot( B , BA )$ and semicircle arc $\widehat{ AQC }$ is drawn on diameter $\overline{ AC }$. Find the area of the shaded region. (in $cm^2$)
In the given diagram, $\Delta ABC$ is a right angled triangle in which $m \angle B=90$ and $AB = BC =14\, cm$ Minor sector $BAPC$ is a sector of $\odot( B , BA )$ and semicircle arc $\widehat{ AQC }$ is drawn on diameter $\overline{ AC }$. Find the area of the shaded region. (in $cm^2$)
While calculating the area of a circle, its radius was taken to be $6\,cm$ instead of $5\,cm .$ The calculated area is $\ldots \ldots \ldots . . \%$ more than the actual area.
While calculating the area of a circle, its radius was taken to be $6\,cm$ instead of $5\,cm .$ The calculated area is $\ldots \ldots \ldots . . \%$ more than the actual area.
The diagram below is formed by three semicircles. If $OA = OB =70\, cm ,$ find the area of the figure formed. (in $cm^2$)
The diagram below is formed by three semicircles. If $OA = OB =70\, cm ,$ find the area of the figure formed. (in $cm^2$)
The maximum area of a triangle inscribed in a semicircle having radius $10\,cm$ is $\ldots \ldots \ldots . . cm ^{2} .$
The maximum area of a triangle inscribed in a semicircle having radius $10\,cm$ is $\ldots \ldots \ldots . . cm ^{2} .$
In $\odot( O ,\, 5.6), \overline{ OA }$ and $\overline{ OB }$ are radii perpendicular to each other. Then, the difference of the area of the minor sector formed by minor $\widehat{ AB }$ and the corresponding minor segment is $\ldots \ldots \ldots \ldots cm ^{2}$.
In $\odot( O ,\, 5.6), \overline{ OA }$ and $\overline{ OB }$ are radii perpendicular to each other. Then, the difference of the area of the minor sector formed by minor $\widehat{ AB }$ and the corresponding minor segment is $\ldots \ldots \ldots \ldots cm ^{2}$.