Enable text based alternatives for graph display and drawing entry

Try Another Version of This Question

Find the length of the leg `x`. Enter the exact value, not a decimal approximation.

[Graphs generated by this script: initPicture(-3,8+3,-3,8+3);path([[0,0],[6,0],[0,8],[0,0]]);text([6/2,8/2],'10','right');text([0,8/2],'x','left');text([6/2,0],'6','below');]

`x =`  

Get help: