Math, asked by Anushkad1901, 4 days ago

a circular pond is surrounded by a 2m wide circular path. If the outer circu,ference

Answers

Answered by Herocksharma0099
0

Answer:

is same

Step-by-step explanation:

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Answered by ayushajaythakare1020
0

Step-by-step explanation:

.

It has been given that 44m is the circumference of outer circle,

⇒2πR=44m

⇒2×

7

22

×R=44

⇒R=

7

22

44

=

2×22

7×44

=7m

It is given that circular path is 2 m wide.

So, radius of inner circle r=R−2=7−2=5 m

So, inner circumference of path =2πr=2×

7

22

×5=31.42 m

Therefore,

Area of the path = area of outer circle - area of inner circle

⇒π(R

2

−r

2

)

=

7

22

(7

2

−5

2

)=

7

22

×24

=75.43m

2

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