Japanese Lesson 1
Areas of Triangles

Part 1: Linking Yesterday’s Lesson to Today’s Topic [Begin: 00:27]





The class begins with a ritual greeting, as in almost all Japanese classrooms, where the students stand up and bow to the teacher. The teacher begins the lesson by asking, "Do you remember what we did last period?" Then he walks to the TV monitor in front of the classroom, which is connected to a computer, and shows a triangle between two parallel lines. A student replies that they studied how to obtain the area of a triangle constructed between parallel lines. As the teacher shows various triangles that can be formed by moving the top vertex along the top line, he reminds the students that the areas of these triangles are the same because the base and the height are always the same. The teachers says they will use this result as "the foundation today."

 

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