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
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.

16m

14m

56m

76m

16m

14m

56m

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
The diameter of a circle is 105 cm less than the circumference. What is the diameter of the circle?

48 cm

46 cm

49 cm

44 cm

48 cm

46 cm

49 cm

44 cm

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Area Problems
The ratio of the area of a square to that of the square drawn on its diagonal is

2;3

4:1

3:1

1:2

2;3

4:1

3:1

1:2

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Area Problems
The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

44%

40%

46%

42%

44%

40%

46%

42%

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Area Problems
If each side of a square is increased by 25%, find the percentage change in its area.

36.25%

12.25%

56.25%

16.25%

36.25%

12.25%

56.25%

16.25%

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Area Problems
A square, a circle and equilateral triangle have same perimeter. Consider the following statements. I. The area of square is greater than the area of the triangle. II. The area of circle is less then the area of triangle. Which of the statement is/are correct?

Both I and II

Only I

Only II

Neither I nor II

Both I and II

Only I

Only II

Neither I nor II

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Area Problems

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 The diameter of a circle is 105 cm less than the circumference. What is the diameter of the circle?

Area Problems The ratio of the area of a square to that of the square drawn on its diagonal is

Area Problems The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

Area Problems If each side of a square is increased by 25%, find the percentage change in its area.

Area Problems A square, a circle and equilateral triangle have same perimeter. Consider the following statements. I. The area of square is greater than the area of the triangle. II. The area of circle is less then the area of triangle. Which of the statement is/are correct?

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
The diameter of a circle is 105 cm less than the circumference. What is the diameter of the circle?

Area Problems
The ratio of the area of a square to that of the square drawn on its diagonal is

Area Problems
The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

Area Problems
If each side of a square is increased by 25%, find the percentage change in its area.

Area Problems
A square, a circle and equilateral triangle have same perimeter. Consider the following statements. I. The area of square is greater than the area of the triangle. II. The area of circle is less then the area of triangle. Which of the statement is/are correct?