QUESTION IMAGE
Question
for each pair of figures below, choose how they are related.
1.
options:
translation
reflection
rotation
none of these
2.
options:
translation
reflection
rotation
none of these
3.
options:
translation
reflection
rotation
none of these
4.
options:
translation
reflection
rotation
none of these
Brief Explanations
- 第一组图形:上下两个图形呈现镜像对称的特征,符合反射(轴对称)的变换特点。
- 第二组图形:上下两个图形的方向、形状完全一致,是位置的平行移动,符合平移的变换特点。
- 第三组图形:两个三角形呈现镜像对称的特征,符合反射(轴对称)的变换特点。
- 第四组图形:上下两个箭头图形是绕某一点旋转后的结果,符合旋转的变换特点。
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- Reflection
- Translation
- Reflection
- Rotation