Is there a typo in the problem?
As stated, it has no solution.
The perimeter and the diagonal of a rectangle are 14m and 5m respectively.
Find its area.Code:* - - - - - * | * | | *5 | W | * | * - - - - - * L
The perimeter is 14: . .
The diagonal is 5: . . . . . (Pythagorus)
From , we have: .
Substitute into : .
The area is: .