Hi I want to double check if I’m right, thank you

Solution
The whole shape is a trapezoid
a= 10 , b = 10 +7+7 = 24 , h = 9
Formula
[tex]A=\frac{1}{2}(a+b)h[/tex][tex]\begin{gathered} A=\frac{1}{2}(10+24)9 \\ A=\frac{1}{2}(34)9 \\ A=153units^2 \end{gathered}[/tex]The correct answer is 153