メインコンテンツ | サブコンテンツ | ||||
---|---|---|---|---|---|

constant00 | The concept of "Constant"
| ||||

constant01 | Area of triangle
| Confirming with measurement | In the case of other triangle | Areas of two triangles | |

constant02 | Length of segment
| Confirming with measurement | Two segments | Many segments | |

constant03 | Angle of corner
| To equate two triangles | To equate many angles | Confirming (1) | Confirming (2) |

constant04 | Sum of segments
| Measurement | Many examples | ||

constant05 | Sum of segments
| Measurement and conjecture | Measurement and conjecture | Change the condition | |

constant06 | Sum of segments
| Measurement and conjecture | Measurement and conjecture | Change the condition |