Try another version of this question Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Find the unknown length, x, for the similar triangles below.
[Graphs generated by this script: initPicture(-1,11,0,2.25);stroke="black";path([[1,1],[10,1],[3,2],[1,1]]);text([2,1.5],"3.5 m",left);text([6.75,1.8],"8 m");text([5,0.8],"9 m");] [Graphs generated by this script: initPicture(-1,11,0,2.25);stroke="black";path([[1,1],[10,1],[3,2],[1,1]]);text([2,1.5],"4.9 m",left);text([6,1.8],"x");text([5,0.85],"12.6 m");]
m (If needed, round to 2 decimal place.)
Enter DNE for Does Not Exist, oo for Infinity 11.2 m