Answer:
5/3
Step-by-step explanation:
Since the given figure is a rectangle with congruent diagonals and thus equal lengths, you can use the expressions for the diagonal lengths, set them equal, and solve the equation for x.
5
hope this helps you out good luck with your math
penispenispenispeinis
40%
It is 40% because 8/20 times 5 is 40/100 and that is 40%.