toán
Authored by 20.Nhàn Nguyễn
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1st Grade
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59 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diện tích xung quanh hình nón
πrl
2πrl
πrh
2πrh
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diện tích đáy hình nón
πrl
πr2
π2r
πr2h
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diện tích toàn phần hình nón
πrh+πr2
πrl+πr2
Rl+πr2
πrl+πr
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thể tích khối nón
πrl
πrh
1/3 πr2h
1/3 πrh
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diện tích xung quanh trụ
2πr
πrl
πrh
2πrl
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diện tích đáy khối trụ
πr
πr2
2πr2
πrl
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diện tích toàn phần khối trụ
2πrh+2πr2
πrh+πr2
2πrl+2πr
πrl+πr
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