四年级数学 空间（一）
Authored by HOI Moe
Mathematics
1st Grade
Used 39+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图形的角的名称是_________。
钝角
锐角
直角
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图形的角的名称是_________。
直角
钝角
锐角
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
上图形的角的名称是_________。
(a)锐角、(b)锐角
(a)钝角、(b)钝角
(a)钝角、(b)锐角
(a)锐角、(b)钝角
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
图中哪一些是锐角？（答案超过一个）
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
锐角，钝角
锐角，直角
锐角，锐角
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
互相垂直的两条线是。。。
PQ,RS
PS,RQ
SQ,RP
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
互相垂直的两条线是。。
JL,KM
JK,LM
MK,LJ
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