A parallelogram iron sheet part has a base length of 15.4cm and a height of 4.5cm. How many iron sheets are needed to produce such a part?
一种平行四边形的铁片零件，底长15.4cm，高4.5cm，生产一个这样的零件需要多少铁片？
<gadget id="calculator">15.4 * 4.5</gadget>
<output>69.3</output>

<result>69.3</result>