If the three sides of a right angle are 10 meters, 6 meters and 8 meters respectively, what is its area?
若一个直角形的三边长分别为10米.6米和8米，则它的面积是多少㎡
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<result>24</result>