|
|||||
|
|
| Graphing Lines | |
| 作者姓名： | 刘晓玫 |
| 摘 要： | Picturing a Relationship Between Two VariablesIn a triangle, the sum of the measures of all three angles is 180°. In a right triangle, one angle has measure 90°. Suppose the other angle measures are x and y, then x and y must add to 90°. Seven pairs of possible values of x and y are in the table below. These ordered pairs are graphed below the table. |
| 本文献已被 CNKI 等数据库收录！ | |