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На рисунке \(\angle 4 = 47^\degree,\ \angle 5 = 113^\degree.\) Найди \( \angle 1,\ \angle 2,\ \angle 7,\ \angle 8. \)

Ответы:

1. \(\angle 1 = \) [ ] \(^{\degree}.\)
2. \(\angle 2 = \) [ ] \(^{\degree}.\)
3. \(\angle 7 = \) [ ] \(^{\degree}.\)
4. \(\angle 8 = \) [ ] \(^{\degree}.\)