The area of a triangle can be found using the formula: $\displaystyle \text{Area}=\frac{{1}}{{2}}\cdot\text{base}\cdot\text{height}$

Find the area of the triangle pictured below, where the measurements are given in meters (m)

[Graphs generated by this script: initPicture(-5,11+3,-3,11+5);path([[0,0],[11,0],[0,4],[0,0]]);text([0,4/2],"4 m","left");text([11/2,0],"11 m","below")]

$\displaystyle {m}^{{2}}$