a road which is 7m wide surrounds a circular park whose circumference is 352 m.find the area of the road
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Circumference of the circular park = 2πr = 352 m
2r = 352 × (7/22)
r = 16 × 7 / 2
r = 56 m
Radius of the circular road = 56 + 7 = 63 m
Area of the whole circular road(including park) = πR²
= (22/7)(63)²
= 12474 m²
Area of the circular road = 12474 - 9856
= 2618 m²
Thanks to the Brainly Moderator 'alessre' for finding a mistake in my answer.
-WonderGirl
2r = 352 × (7/22)
r = 16 × 7 / 2
r = 56 m
Radius of the circular road = 56 + 7 = 63 m
Area of the whole circular road(including park) = πR²
= (22/7)(63)²
= 12474 m²
Area of the circular road = 12474 - 9856
= 2618 m²
Thanks to the Brainly Moderator 'alessre' for finding a mistake in my answer.
-WonderGirl
yash677:
it's wrong right answer is 2618...1st time i solved this question I got the wrong but 2nd time I got the right.. but thanks u gave your precious time to this question
good
Okay No problem
NOTE I made a mistake...it is 12474 - 9856...not 12474 - 352... And the area of the road is 2618 m²
right
yay it right thanks alot
You're welcome :)
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