Question

Question #bfd38

Answer 1

`x=5`

Explanation:

In a rectangle, the two diagonals are congruent.
`=> AC=BD`

The diagonals bisect each other.
`=> AO=OC=BO=OD`

Given that `OA=5x-1, and OD=4x+4`
As `OA=OD, => 5x-1=4x+4`
`=> x=5`