Increase the width
As sides of square are equal
Area increases same as length i.e 15%
Answer:
9.2 cm and 15% increase
Explanation:
1.15*8 = 9.2
percentage increase
new square = 9.2*9.2 =84.64
old area=8*9.2 = 73.6
percentange increase = (84.64-73.6)/73.6 = 15%
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