A sika deer is 1.42 meters high, and a giraffe is 0.8 meters taller than 3.5 times the sika deer. How tall is a giraffe?
一只梅花鹿高1.42米，一只长颈鹿的高度比梅花鹿的3.5倍还多0.8米．长颈鹿高多少米？
<gadget id="calculator">1.42 * 3.5</gadget>
<output>4.97</output>

<gadget id="calculator">4.97 + 0.8</gadget>
<output>5.77</output>

<result>5.77</result>