例文
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- Triangles with three equal angles ( AAA ) are similar, but not necessarily congruent.
- When two lines cross, we have two pairs of equal angles, which will help.
- A tangential pentagon is equilateral if and only if it has equal angles and thus is regular.
- With no friction or other losses this produces the " angle of incidence equals angle of reflection " rule.
- A person at this level might say, " A square has 4 equal sides and 4 equal angles.