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
The circumferences of two concentric are 176 m and 132 m respectively. what is the difference between their radii?

7 meter

8 meter

44 meter

5 meter

7 meter

8 meter

44 meter

5 meter

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Area Problems
A polygon has 44 diagonals the number of its sides is?

12

9

10

11

12

9

10

11

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Area Problems
The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and the breadth is increased by 5 cm, the area of the rectangle is increased by 75 cm 2 . Therefore , the length of the rectangle is?

20 cm

50 cm

40 cm

30 cm

20 cm

50 cm

40 cm

30 cm

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Area Problems
One side of a parallelogram is 8.06 cm and its perpendicular distance from opposite side is 2.08 cm. What is the approximate area of the parallelogram?

12.56 cm2

14.56 cm2

16.76 cm2

22.56 cm2

12.56 cm2

14.56 cm2

16.76 cm2

22.56 cm2

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Area Problems
Find the length of a rope by which a cow must be tethered in order that it may be able to graze an area of 9856 sq meters.

14m

56m

16m

76m

14m

56m

16m

76m

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clearly the cow will graze a circular field of area 9856 sq m and radius equal to the length of the rope.
Let the length of the rope be r mts then,
$r^{2}$ = 9856
$r^{2}$ = (9856 × 7) / 22 = 3136
r = 56 m

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 The circumferences of two concentric are 176 m and 132 m respectively. what is the difference between their radii?

Area Problems A polygon has 44 diagonals the number of its sides is?

Area Problems The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and the breadth is increased by 5 cm, the area of the rectangle is increased by 75 cm 2 . Therefore , the length of the rectangle is?

Area Problems One side of a parallelogram is 8.06 cm and its perpendicular distance from opposite side is 2.08 cm. What is the approximate area of the parallelogram?

Area Problems Find the length of a rope by which a cow must be tethered in order that it may be able to graze an area of 9856 sq meters.

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
The circumferences of two concentric are 176 m and 132 m respectively. what is the difference between their radii?

Area Problems
A polygon has 44 diagonals the number of its sides is?

Area Problems
The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and the breadth is increased by 5 cm, the area of the rectangle is increased by 75 cm 2 . Therefore , the length of the rectangle is?

Area Problems
One side of a parallelogram is 8.06 cm and its perpendicular distance from opposite side is 2.08 cm. What is the approximate area of the parallelogram?

Area Problems
Find the length of a rope by which a cow must be tethered in order that it may be able to graze an area of 9856 sq meters.