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.

14m

16m

56m

76m

14m

16m

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
One side of a rectangular field is 4 meter and its diagonal is 5 meter. The area of the field is?

4?5 m2

15 m2

12 m2

20 m 2

4?5 m2

15 m2

12 m2

20 m 2

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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?

8 meter

44 meter

5 meter

7 meter

8 meter

44 meter

5 meter

7 meter

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Area Problems
A man walked diagonally across a square plot. Approximately what was the percent saved by not walking along the edges?

10%

30%

20%

40%

10%

30%

20%

40%

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Area Problems
The area of a circle of radius 5 is numerically what percent its circumference?

250%

350%

150%

450%

250%

350%

150%

450%

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Area Problems
A man riding a bicycle, completes one lap of a circular field along its circumference at the speed of 14.4 km/h in 1 min 28 s. What is the area of the field?

Cannot be determined

7958 sq m

9856 sq m

8842 sq m

Cannot be determined

7958 sq m

9856 sq m

8842 sq m

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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 One side of a rectangular field is 4 meter and its diagonal is 5 meter. The area of the field 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 man walked diagonally across a square plot. Approximately what was the percent saved by not walking along the edges?

Area Problems The area of a circle of radius 5 is numerically what percent its circumference?

Area Problems A man riding a bicycle, completes one lap of a circular field along its circumference at the speed of 14.4 km/h in 1 min 28 s. What is the area of the field?

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
One side of a rectangular field is 4 meter and its diagonal is 5 meter. The area of the field 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 man walked diagonally across a square plot. Approximately what was the percent saved by not walking along the edges?

Area Problems
The area of a circle of radius 5 is numerically what percent its circumference?

Area Problems
A man riding a bicycle, completes one lap of a circular field along its circumference at the speed of 14.4 km/h in 1 min 28 s. What is the area of the field?