When a circumference of a toy ballon is increased from 20 to 25 cm its radius is increased by?
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If circumstances is 20
➡2πr = 20
➡r × 44 / 7 = 20
➡r = 140 / 44 = 3.18
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If circumstances is 25
➡r × 44 / 7 = 25
➡r = 175 / 4r
➡r = 3.97
Hence , it's radius increased by 3.18 to 3.97
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*****
If circumstances is 20
➡2πr = 20
➡r × 44 / 7 = 20
➡r = 140 / 44 = 3.18
****
If circumstances is 25
➡r × 44 / 7 = 25
➡r = 175 / 4r
➡r = 3.97
Hence , it's radius increased by 3.18 to 3.97
****
Mark Me As a BrainList plZz And Follow me Plzzz
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