A cuboid bunker is 35m long, 2m wide and 0.5m deep. How many m**2 does this bunker occupy?
一个长方体沙坑，长35m，宽2m，深0.5m，这个沙坑占地多少m**2．
<gadget id="calculator">35 * 2</gadget>
<output>70</output>

<result>70</result>