Question

Find the value of x if this is a rectangle.​

Answer 1

Answer:

$x=4$

Step-by-step explanation:

we know that

In a rectangle the two diagonals are congruent (same length), and each diagonal bisects the other.

so

In this problem

$(2x-1)=(x+3)$

solve for x

$(2x-x)=(3+1)$

$x=4$