弧度徑度

弧度徑度

1st - 12th Grade

10 Qs

quiz-placeholder

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弧度徑度

弧度徑度

Assessment

Quiz

Mathematics

1st - 12th Grade

Hard

Created by

葉 理

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

下列哪一個數值最小?【嘉義女中】

sin1

sin2

sin3

sin4

sin5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

π6\frac{\pi}{6}

π4\frac{\pi}{4}

2π3\frac{2\pi}{3}

π3\frac{\pi}{3}

π2\frac{\pi}{2}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

已知一扇形,其一半面積與其圓心角所對應之弧長值相等,則此扇形半徑為何?【臺中一中】

1

2

3

4

5

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

一圓之半徑為3,中心角為55°,則此中心角所對之弧長為何?

11π12\frac{11\pi}{12}

7π12\frac{7\pi}{12}

17π18\frac{17\pi}{18}

13π18\frac{13\pi}{18}

7π8\frac{7\pi}{8}

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

設一扇形之半徑為6,中心角為 2π3\frac{2\pi}{3}  ,今將此扇形圍成一圓錐體,則此圓錐體之側表面積為何?

9π

12π

14π

15π

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

如果一個扇形的周長的數值等於其面積的數值,已知此扇形的相對圓心角是 360°π\frac{360\degree}{\pi}  ,試求半徑為何?【屏東女中】

2

3

4

5

6

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

40弧度為哪個象限角?

第一象限角

第二象限角

第三象限角

第四象限角

剛好在軸上

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