The diameter of the base of the cone is 8cm, and the height is 6cm. If the cone is sawn vertically from the apex along the height into two semi-cones, what is the sum of the areas of the two sections obtained?
圆锥的底面直径是8cm，高是6cm，从顶点沿着高垂直将圆锥锯成两个半圆锥，得到的两个截面的面积和是多少．
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">8 * 3 * 2</gadget>
<output>48</output>

<result>48</result>