The basketball court is a rectangle with a length of 28 meters and a width of 19 meters. Xiao Ming ran 3 laps along the basketball court. How many meters did she run in total?
篮球场是一个长28米、宽19米的长方形，小明沿篮球场跑了3圈，她共跑了多少米？
<gadget id="calculator">28 + 19</gadget>
<output>47</output>

<gadget id="calculator">47 * 2 * 3</gadget>
<output>282</output>

<result>282</result>