---
created_at: 1787018671
definition: {}
difficulty: medium
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form_code: SingleSelect
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module_id: f41e594d-675c-4f9b-bd20-47038cf1129c
question_source: 自编题
question_type: single_choice
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source: user
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textbook: ces
title: 第1题
updated_at: 1787018671
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---

## 题干

观察下图，这是什么图形？
<img src="/api/v1/teacher_questions/media/image/45c446fbc3a34c75bb251c627fa4113e.png" style="max-width:100%;" />

## 选项


- A. 圆形

- B. 正方形

- C. 三角形

- D. 长方形



## 正确答案

A