By what percentage does the side of a square increase if its area is increased by 125
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Answered by
1
Solution1
Let area = 100
Then, length of the side =√100=10=100=10
new area =100×(100+125)100=225=100×(100+125)100=225
Length of the side now =√225=15=225=15
Therefore, length of the side is increased from 10 to 15.
Required percentage =(15−10)×10010=50%=(15−10)×10010=50%
Let area = 100
Then, length of the side =√100=10=100=10
new area =100×(100+125)100=225=100×(100+125)100=225
Length of the side now =√225=15=225=15
Therefore, length of the side is increased from 10 to 15.
Required percentage =(15−10)×10010=50%=(15−10)×10010=50%
Answered by
6
Ans: 50%
Solution1
Let area = 100
Then, length of the side =√100=10=100=10
new area =100×(100+125)100=225=100×(100+125)100=225
Length of the side now =√225=15=225=15
Therefore, length of the side is increased from 10 to 15.
Required percentage =(15−10)×10010=50%=(15−10)×10010=50%
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