9. A path 5 m wide runs outside a circular path whose
radius is 18 m. Find the area of the path.
lor track is 440 m.
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. A path 5 m wide runs outside a circular path whose
radius is 18 m. Find the area of the path.
lor track is 440 m.
ANSWER
Inner radius (Radius of the park) =38 m
Outer radius (Radius of the park + path width of the park) =38+8=46 m
Area of the path =π(46
2
−38
2
)
=
7
22
(2116−1444)
=
7
22
(672)
=2112 m
2
Answer:
ANSWER
Inner radius (Radius of the park) =38 m
Outer radius (Radius of the park + path width of the park) =38+8=46 m
Area of the path =π(46
2
−38
2
)
=
7
22
(2116−1444)
=
7
22
(672)
=2112 m
2
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