ICSE Board Practice

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ICSE Grade X - Circumference and Area of a Circle

Question 1

1.	If area of the circle is 113.14 sq.cm, the circumference of the circle is
	32.71 cm 40.71 cm 34.71 cm 42.71 cm 37.71 cm

Question 2

2.	If the area of a sector of a circle is 155.18 sq.cm and the angle subtended at the center by the arc of the sector is 79.00°, the perimeter of the circle is
	89.29 cm 97.29 cm 94.29 cm 91.29 cm 99.29 cm

Question 3

3.	If the area of a sector of a circle is 61.97 sq.cm and the angle subtended at the center by the arc of the sector is 42.00°, the perimeter of the sector is
	30.53 cm 32.53 cm 35.53 cm 38.53 cm 40.53 cm

Question 4

4.	If the inner radius of the ring is 6.00 cm and area of the ring is 40.86 sq.cm, the inner circle area is
	137.14 sq.cm 113.14 sq.cm 121.14 sq.cm 99.14 sq.cm 106.14 sq.cm

Question 5

5.	In the given figure ,PQRS is the diameter of the circle of radius 4.50 cm and PQ = QR = RS. Find the perimeter of the shaded region
	33.29 cm 28.29 cm 31.29 cm 23.29 cm 25.29 cm

Question 6

6.	If the radius of a circle is 14.00 cm and the area of a sector is 215.60 sq.cm, the area of the circle is
	614.00 sq.cm 629.00 sq.cm 598.00 sq.cm 616.00 sq.cm

Question 7

7.	If the length of the arc of a sector is 26.16 cm and the perimeter of the circle is 88.00 cm, the angle subtended at the center by the arc of the sector is
	95.00° 100.00° 122.00° 123.00° 107.00°

Question 8

8.	If the radius of a circle is 11.00 cm and the area of a sector is 86.62 sq.cm, the perimeter of the sector is
	37.75 cm 40.75 cm 32.75 cm 34.75 cm 42.75 cm

Question 9

9.	If the width of the ring is 1.00 cm and outer radius is 9.00 cm, the inner circle area is
	199.14 sq.cm 219.14 sq.cm 188.14 sq.cm 201.14 sq.cm 205.14 sq.cm

Question 10

10.	If the outer radius of the ring is 8.00 cm and area of the ring is 122.57 sq.cm, the width of the ring is
	4.00 cm 2.00 cm 3.00 cm 1.00 cm 5.00 cm

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