Question

Please answer the question​

Answer 1

Answer:

7 cm

Step-by-step explanation:

Circumference of circle = 2πr

given, circumference exceeds its diameter by 30 meters

i.e, 2πr = d+30. But, diameter(d) = 2r

2πr = 2r+30 => 2r(π-1) = 30 => r((22/7)-1) = 15

r = 15*(7/15) = 7cms

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Answer 2

Answer:

7cm

HOPE IT HELPS!!!