一個圓的半徑為7cm,求該圓的面積。

第4章 第4.1節 角錐 - 副本

Quiz
•
Mathematics
•
9th Grade
•
Medium
KI Man LEE
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
28π cm2
14π cm2
49π cm2
21π cm2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一個圓柱的底面半徑為3cm,高為10cm,求該圓柱的體積。
100π cm³
60π cm³
90π cm³
30π cm³
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一個圓柱的底面半徑為6cm,高為5cm,求該圓柱的曲面面積。
30π cm2
60π cm2
150π cm2
180π cm2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一個直立圓錐體,其底半徑為5m, 高為18m, 求該圓錐體的體積。
150π m3
180π m3
300π m3
450π m3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
圖中顯示一個角錐VABCD,它的高是6cm和它的底面積是36cm2。該角錐的體積是
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
圖中,VABCD是一個直立角錐。ABCD為一個邊長9cm的正方形。ΔVBC的高是12cm。該角錐的總表面面積是
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
圖中顯示一個平截頭體ABCDEF,它的上底面積和下底面積分別是6cm2和24cm2。角錐VDEF的高和平截頭體ABCDEF的高都是5cm。該平截頭體的體積是
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