Question

find the percentage increase in the area of the square is each of its side is increased by 15% ​

Answer 1

The increase in the area of the square is 32.2%

Step-by-step explanation:

Let a be the side of square then the percentage increase in the area of square when side is increased by 10% i.e. side is increased to a + 0.15 a =

1.15 a

= (A2−A1 / A1 )×100 %

=(1.15 a)^2 −a^2 / a^2 × 100 %  

=(1.322 − 1) × 100 %  

= 0.322 x 100 %

= 32.2%

Thus the increase in the area of the square is 32.2%

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Answer 2

Answer:

answer is 32.2 percent to know explanation first mark me brilliant