Question

As figuras seguintes mostram ângulos adjacentes complementares calcule o valor de x

Answer 1

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A)

x + 40° = 90°

x = 90° - 40°

x = 50° ← Resposta

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B)

x + 30° + x - 10° = 90°

2x + 20° = 90°

2x = 90° - 20°

2x = 70°

x = 70°/2

x = 35° ← Resposta

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C)

2x + 3x = 90°

5x = 90°

x = 90°/5

x = 18° ← Resposta

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Att: MarcosPCV