question_answer

      Find the side of a square whose area is equal to the area of a rectangle with sides 6.4 m and 2.5 m.

Answer:

Given,   Area of square = Area of rectangle \[{{a}^{2}}=\text{l}\times b~\]                                                                                                                                 \[{{a}^{2}}=6.4\times 2.5\] \[{{a}^{2}}=16\] a =4 So, the side of square is 4 m.