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17-04-2020
Mathematics

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Can someone help me with isosceles triangles???

Can someone help me with isosceles triangles class=

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Аноним Аноним

17-04-2020

Answer:

1) x = 75°

2) x = 180° - 2×40° = 180° - 80° = 100°

3) x = 180° - 2×73° = 180° - 146° = 34°

4) x = (180° - 122°) : 2 = 58° : 2 = 29°

5) x = 90° - (180° - 80°) : 2 = 90° - 100° : 2 = 90° - 50° = 40°

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