Find the area of each shaded triangle. <hr> Area of triangle C = $$\frac{1}{2}$$ x <input min="0" type="number" id ="imp5pg069q9c_1" class="lineinput" placeholder="?" /> x <input min="0" type="number" id ="imp5pg069q9c_2" class="lineinput" placeholder="?" /> = <input min="0" type="number" id ="imp5pg069q9c_3" class="lineinput" placeholder="?" /> $$cm^2$$