A cuboid and a cube can be put together to form a new cuboid. Its surface area is increased by 4 square meters compared with the original cuboid. What is the surface area of the original cube in square meters?
一个长方体和一个正方体正好可以拼成一个新长方体，它的表面积比原来长方体增加4平方米，原来正方体的表面积是多少平方米
<gadget id="calculator">4 / 4</gadget>
<output>1</output>

<gadget id="calculator">1 * 6</gadget>
<output>6</output>

<result>6</result>