Solve for a
СЕ
3
А
10
B1D

Answer:
x ≈ 2.73
Step-by-step explanation:
The two triangles are scaled.
So...
[tex]\frac{10}{11} = \frac{x}{3}\\\\30 = 11z\\\\x = 30/11\\\\[/tex]
x = 2.727272..... ≈ 2.73
-Chetan K
[tex]\\ \sf{:}\longrightarrow \dfrac{AB}{BC}=\dfrac{AD}{ED}[/tex]
[tex]\\ \sf{:}\longrightarrow \dfrac{10}{x}=\dfrac{10+1}{3}[/tex]
[tex]\\ \sf{:}\longrightarrow \dfrac{10}{x}=\dfrac{11}{3}[/tex]
[tex]\\ \sf{:}\longrightarrow 11x=30[/tex]
[tex]\\ \sf{:}\longrightarrow x\approx 3[/tex]