Question

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Answer 1

Respuesta:

la 5 es 50
la 6 es 15

resolución:

5) x + 90° + x + 40° = 180°

               2x + 130° = 180°

                          2x = 50°

6)

    x + x + 30° + 300° = 360°
                 2x + 330° = 360°

                             2x = 30°