Math, asked by bkzala80, 7 months ago

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Answers

Answered by mrmithleshkr1234
2

Answer:

x+y= 22.........(1)

x-y=16.............(2)

solve it get answer

Answered by Anonymous
6

Question :

In the figure given below, ABCD is

Given :

  • DC = (x + y) units
  • AB = 22 units
  • CB = 16 units
  • AD = (x - y) units

To find :

The value of x and y.

Solution :

We know the property of a Rectangle that :

"Opposite sides of a Rectangle are equal"

So by using this property , we can find the two Equations, with x and y and by solving them , we can find the required value.

Equation i :-

Since , the opposite sides of a Rectangle are equal , here we get the first Equation as :

➝ DC = AB

➝ x + y = 22 ...(i)

Equation ii :-

Since , the opposite sides of a Rectangle are equal , here we get the first Equation as :

➝ AD = CB

➝ x - y = 16 ...(ii)

Now by adding Equation (i) and Equation (ii) , we get :

\underline{:\implies \bf{(x + y) + (x - y) = 22 + 16}} \\ \\ \\

:\implies \bf{x + y + x - y = 22 + 16} \\ \\ \\

:\implies \bf{x + \not{y} + x - \not{y} = 22 + 16} \\ \\ \\

:\implies \bf{x + x = 22 + 16} \\ \\ \\

:\implies \bf{x + x = 38} \\ \\ \\

:\implies \bf{2x = 38} \\ \\ \\

:\implies \bf{x = \dfrac{38}{2}} \\ \\ \\

:\implies \bf{x = 19} \\ \\ \\

\boxed{\therefore \bf{x = 19}} \\ \\

Hence the value of x is 19.

Now Substituting the value of x in Equation I , we get :

:\implies \bf{x + y = 22} \\ \\ \\

:\implies \bf{19 + y = 22} \\ \\ \\

:\implies \bf{y = 22 - 19} \\ \\ \\

:\implies \bf{y = 22 - 19} \\ \\ \\

:\implies \bf{y = 3} \\ \\ \\

\boxed{\therefore \bf{y = 3}} \\ \\

Hence the value of y is 3.

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