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.

56m

14m

76m

16m

56m

14m

76m

16m

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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
If the diagonal of a square is double, how does the area of the square change?

None of these

Becomes three fold

Becomes four fold

Becomes two fold

None of these

Becomes three fold

Becomes four fold

Becomes two fold

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Area Problems
Of the square fields the area of the one is 1 hectare, while the another one is broader by 1% the difference is area is?

100 sq. metres

200 sq. metres

101 sq. metres

201 sq. metres

100 sq. metres

200 sq. metres

101 sq. metres

201 sq. metres

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Area Problems
A rectangular carpet has an area of 60 sq. m. Its diagonal and longer side together equal 5 times the shorter side, The length of the carpet is?

5 m

14.5 m

12 m

13 m

5 m

14.5 m

12 m

13 m

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Area Problems
A circular disc of area 0.49 ? square meters, rolls down a length of 1.76 km. The number of revolutions it makes is?

300

400

600

4000

300

400

600

4000

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Area Problems
The lengths of three line segments (in cm) are given in each of the four cases. Which one of the following cases is not suitable to be the three sides of a triangle?

2, 3, 4

2, 4, 5

2, 3, 5

3, 4, 5

2, 3, 4

2, 4, 5

2, 3, 5

3, 4, 5

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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 If the diagonal of a square is double, how does the area of the square change?

Area Problems Of the square fields the area of the one is 1 hectare, while the another one is broader by 1% the difference is area is?

Area Problems A rectangular carpet has an area of 60 sq. m. Its diagonal and longer side together equal 5 times the shorter side, The length of the carpet is?

Area Problems A circular disc of area 0.49 ? square meters, rolls down a length of 1.76 km. The number of revolutions it makes is?

Area Problems The lengths of three line segments (in cm) are given in each of the four cases. Which one of the following cases is not suitable to be the three sides of a triangle?

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
If the diagonal of a square is double, how does the area of the square change?

Area Problems
Of the square fields the area of the one is 1 hectare, while the another one is broader by 1% the difference is area is?

Area Problems
A rectangular carpet has an area of 60 sq. m. Its diagonal and longer side together equal 5 times the shorter side, The length of the carpet is?

Area Problems
A circular disc of area 0.49 ? square meters, rolls down a length of 1.76 km. The number of revolutions it makes is?

Area Problems
The lengths of three line segments (in cm) are given in each of the four cases. Which one of the following cases is not suitable to be the three sides of a triangle?