Respuesta :
So if you paid attention to the picture, you must have realized it is a 90° angle. So, now those two given measures equal 90, all you got to do make an equation that equals 90.
4x+x=90
5x=90
x=18
Hope this helped you..... :)
4x+x=90
5x=90
x=18
Hope this helped you..... :)
DevTools now has better support for CSS grid debugging!