ybkc4

50分度

10分度

20分度

确定

59.50

请输入答案：

✓ 回答正确!

可以通过拖动主尺、游标上的小棱形来移动主尺或游标尺。

可以通过拖拽来移动整个区域。可以通过鼠标滚轮或两指(触摸屏)放大、缩小区域。

H = (2.7740555982502997, 7.196625667813119)
A: H - (0.4324331287797, 2.7864846575224)
ybkcLength: 10
B: A + (ybkcLength, 0)
C: A + (2.2412566076189, 3.2449219307003)
slideLength: (ybkcLength * 0.592313)
E: C + (slideLength, 0)
f = Segment(C, E)
F = Point(f)
D: F + (-2.2412566076189, -3.2449219307003)
G: D + (ybkcLength, 0)
type = 20
K = (48.34258751713445, -15.917205712759912)
M = (41.05174971475675, -8.73119850391465)
O = (20.778289436971043, -3.065203773637889)
dushu: ((x(F) - x(C)) * 121 / slideLength)
du: (x(F) - x(C)) / slideLength
answer = If(type ≟ 10, floor(round((dushu * 10)) / 10) + "." + (Mod[round((dushu * 10)), 10]), If[type ≟ 20, floor((round((dushu * 20)) * 5 / 100)) + "." + (If[Mod[(round((dushu * 20)) * 5), 100] < 10, "0" + (Mod[(round((dushu * 20)) * 5), 100]), "" + (Mod[(round((dushu * 20)) * 5), 100])]), floor((round((dushu * 50)) * 2 / 100)) + "." + (If[Mod[(round((dushu * 50)) * 2), 100] < 10, "0" + (Mod[(round((dushu * 50)) * 2), 100]), "" + (Mod[(round((dushu * 50)) * 2), 100])])])
tryCount = 1
tolerance = If(type ≟ 10, 0.1, If[type ≟ 20, 0.05, 0.02])
userInput = Textfield(userValue)
text1 = If(tryCount ≥ 3, "✗ 正确答案是 " + answer, "✗ 再试一次")
I = (4.56453011038206, 5.086408034458752)
g = Line(I, yAxis)
J = Point(g)
c = Circle(I, J)