Area Related To Circles

Assessment
•
Sachin Rawat
•
Mathematics
•
10th Grade
•
43 plays
•
Medium
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10 questions
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1.
Multiple Choice
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
2.
Multiple Choice
The perimeter of a square circumscribing a
circle of radius a units is
2 units
4a units
8a units
16a units
3.
Multiple Choice
The perimeter of the sector with radius 10.5
cm and sector angle 60° is
32 cm
23 cm
11 cm
41 cm
4.
Multiple Choice
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
5.
Multiple Choice
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
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