A square house is 6 meters long. A rope is tied to one corner of the square house. The rope is 10 meters long. A dog is tied to the rope. What is the area where the dog can move? (cannot enter the house)
一个正方形房子边长6米，在正方形房子的一角栓一条绳子，绳长10米，绳上栓着一条狗，求狗的活动面积？(不能进入房子)
<gadget id="calculator">83 * 3.14</gadget>
<output>260.62</output>

<result>260.62</result>