| r3 | ||
|---|---|---|
| r3 | 1 | |
| r2 | 2 | [math(\triangle \rm ABC)]는 직각삼각형 일때, [math(a²+b²=c²)] |
| r3 | 3 | |
| 4 | ||<tablealign=center><tablebordercolor=transparent><tablebgcolor=transparent> [math(\displaystyle \begin{aligned} a&=\sqrt{c^2-b^2} \\ b&=\sqrt{c^2-a^2}\\ c&=\sqrt{a^2+b^2} \end{aligned} )] || | |
| 5 |