WorksheetsArea Related To Circles
Total questions: 10
Worksheet time: 8mins
Perimeter of a sector of a circle whose central
angle is 90° and radius 7 cm is
35 cm
25 cm
77 cm
7 cm
The perimeter of a square circumscribing a
circle of radius a units is
2 units
4a units
8a units
16a units
The perimeter of the sector with radius 10.5
cm and sector angle 60° is
32 cm
23 cm
11 cm
41 cm
In a circle of diameter 42 cm, if an arc
subtends an angle of 60° at the centre, where
pi = 22/7
then length of arc is
11 cm
2/2 cm
22 cm
44 cm
A paper is in the form of a rectangle ABCD in which side are shown in figure . A semicircle portion with BC as diameter is cut off. The area of the remaining paper is
175cm^2
165cm^2
145 cm^2
Non of these
The area of the shaded region in the given figure is
75cm^2
73 cm^2
70 cm^2
non of these
Which of the following options represents the shaded region as the major sector and unshaded region as minor sector?
Observe the figure :
What is the area of the segment PQR , if the radius of the circle is 7 cm?
14 cm^2
17.3 cm^2
28 cm^2
91 cm^2
Which is the closest to the area of shaded region ?
364.52 cm^2
439.9 cm^2
492.4 cm^2
572.4 cm^2
On increasing the distance of circle by 40% , its area will be increased by
40%
80%
96%
non of these
