There are three cubes with edge length of 9cm. If these three cubes are glued together horizontally, what is the surface area in cm**2.
有三个棱长为9cm的正方体，用胶水把这三个正方体横排粘起，表面积是多少cm**2．
<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">18 - 4</gadget>
<output>14</output>

<gadget id="calculator">9 * 9 * 14</gadget>
<output>1_134</output>

<result>1_134</result>