2. The side of a square exceeds the side of
another square by 5 cm. The difference of
their areas is 325 sq. cm. Find the sides of
each square.​

Respuesta :

Answer:

[tex]x=30cm[/tex]

[tex]y=30+5=>35cm[/tex]

Step-by-step explanation:

From the question we are told that

Sides difference [tex]\triangle x= 5cm[/tex]

Area difference  [tex]\triangle a=326sq.cm[/tex]

Let first square be A

Let second square be B

Generally the area of a square is mathematically given by

Area of a square[tex]A=x*x=x^2[/tex]

Area of a square[tex]B=(x+5)^2=x^2+25+10x[/tex]

[tex]Area \A - Area\ B =325[/tex]

Therefore from the equations above

[tex]x^2+25x+10-x^2=325[/tex]

[tex]10x=325-25[/tex]

[tex]x=300/10[/tex]

[tex]x=30cm[/tex]

Therefore

Side of the first square

[tex]x=30cm[/tex]

Side of the second square.

[tex]y=>30+5=35cm[/tex]

Check answer

[tex]35^2-30^2=325[/tex]

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