In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

Area Problems
In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

26.4 cm

13.2 cm

19.8 cm

21.6 cm

26.4 cm

13.2 cm

19.8 cm

21.6 cm

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Area Problems
A man runs round a circular field of radius 50m at the speed of 12 km/hr. What is the time taken by the man to take twenty rounds of the field?

110/7 min

230/7 min

220/7 min

90/7 min

110/7 min

230/7 min

220/7 min

90/7 min

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Area Problems
The diagonal of a rectangle is √41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

20 cm

9 cm

18 cm

41 cm

20 cm

9 cm

18 cm

41 cm

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Area Problems
The difference between the circumference and the radius of a circle is 37 cm. The area of a circle is?

259 sq. cm

154 sq. cm

148 sq. cm

111 sq. cm

259 sq. cm

154 sq. cm

148 sq. cm

111 sq. cm

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Area Problems
The area of sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is?

17.5 sq.cms

55 sq.cms

8. 75 sq.cms

35 sq.cms

17.5 sq.cms

55 sq.cms

8. 75 sq.cms

35 sq.cms

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Area Problems
The cost of cultivating a square field at the rate of Rs. 160 per hectare is Rs. 1440. the cost of putting a fence around it at 75 paisa per meter is?

Rs. 360

Rs. 1800

Rs. 900

Rs. 810

Rs. 360

Rs. 1800

Rs. 900

Rs. 810

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Area Problems

Area Problems In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

Area Problems A man runs round a circular field of radius 50m at the speed of 12 km/hr. What is the time taken by the man to take twenty rounds of the field?

Area Problems The diagonal of a rectangle is √41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

Area Problems The difference between the circumference and the radius of a circle is 37 cm. The area of a circle is?

Area Problems The area of sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is?

Area Problems The cost of cultivating a square field at the rate of Rs. 160 per hectare is Rs. 1440. the cost of putting a fence around it at 75 paisa per meter is?

Area Problems
In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

Area Problems
A man runs round a circular field of radius 50m at the speed of 12 km/hr. What is the time taken by the man to take twenty rounds of the field?

Area Problems
The diagonal of a rectangle is √41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

Area Problems
The difference between the circumference and the radius of a circle is 37 cm. The area of a circle is?

Area Problems
The area of sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is?

Area Problems
The cost of cultivating a square field at the rate of Rs. 160 per hectare is Rs. 1440. the cost of putting a fence around it at 75 paisa per meter is?