Let length & breadth of Rectangular park are 'a' meter and 'b' meter respectively. ATQ, a2+b2 = (26)2 a2+b2 = 676 .......... (i) and 2(a+b) = 68 a+b = 34 a2+b2+2ab = 1156.......... (ii) using (i) in (ii) 2ab = 1156−676 2ab = 480 Area of park (ab) =