摘要: 绘制多个同切圆: >>> import turtle >>> turtle.pensize(2) >>> turtle.circle(10) >>> turtle.circle(40) >>> turtle.circle(80) >>> turtle.circle(160) 阅读全文
posted @ 2025-03-21 21:57 yuelinxi 阅读(102) 评论(0) 推荐(0)
摘要: 根据半径R计算圆面积: r=25 area = 3.1415 * r * r print(area) print("{:.2f}".format(area)) 输出结果如下: 1963.4375000000002 1963.44 阅读全文
posted @ 2025-03-21 21:30 yuelinxi 阅读(20) 评论(0) 推荐(0)
摘要: 根据半径R计算圆面积: >>> r=25 >>> area = 3.1415 * r * r >>> print(area) 1963.4375000000002 >>> print("{:.2f}".format(area)) 1963.44 阅读全文
posted @ 2025-03-21 21:13 yuelinxi 阅读(35) 评论(0) 推荐(0)