三角形单元练习
Authored by Jennifer zhao
Mathematics
4th Grade
Used 4+ times
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5 questions
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1.
FILL IN THE BLANKS QUESTION
45 sec • 1 pt
原来的这个三角形是（ ）三角形
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
一个三角形的三条边的长度均是整厘米数，其中两条边的长度分别是5厘米和6厘米，则第三条边的长度最长是（ ）厘米。
(a)
3.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
一个直角三角形，他的最大的内角是最小内角的3倍，则第三个内角是（ ）度。
(a)
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
小明用一个放大镜看一个四边形，他发现四边形变大了，那么变大后的四边形的内角和（ ）
不变
变大
是360度
是540度
5.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
如图，∠4=（ ）°
(a)
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