题目

如图，用正方形制作的“七巧板”拼成了一只小猫，若小猫头部（图中涂色部分）的面积是100 ，则原正方形的边长为cm. 答案：【1】2022、--- I'm sorry．I'm afraid I was mistaken． --- ________． A．All right                                             B．Excuse me C．That's all                                            D．Don't worry about it