Instrucciones: Responde las siguientes preguntas.

• Calcula el valor del arco \(\stackrel{\textstyle\frown}{\mathrm{DA}}\) si \(\measuredangle APD = 21^{\circ}\) y \(\stackrel{\textstyle\frown}{\mathrm{BC}} = 37^{\circ}\).

  
  • \(78^{\circ}\)
  • \(74^{\circ}\)
  • \(79^{\circ}\)
  • \(88^{\circ}\)

• Calcula la magnitud del ángulo \(\measuredangle APD\) si \(\stackrel{\textstyle\frown}{\mathrm{DA}} = 111^{\circ}\) y \(\stackrel{\textstyle\frown}{\mathrm{BC}} = 63^{\circ}\).

  
  • \(22^{\circ}\)
  • \(19^{\circ}\)
  • \(24^{\circ}\)
  • \(16^{\circ}\)

• Calcula la magnitud del ángulo \(\measuredangle APD\) si \(\stackrel{\textstyle\frown}{\mathrm{DA}} = 60^{\circ}\) y \(\stackrel{\textstyle\frown}{\mathrm{BC}} = 30^{\circ}\).

  
  • \(15^{\circ}\)
  • \(18^{\circ}\)
  • \(14^{\circ}\)
  • \(10^{\circ}\)

• Calcula el valor del arco \(\stackrel{\textstyle\frown}{\mathrm{CB}}\) si \(\measuredangle DPA = 30^{\circ}\) y \(\stackrel{\textstyle\frown}{\mathrm{AD}} = 100^{\circ}\).

  
  • \(40^{\circ}\)
  • \(37^{\circ}\)
  • \(44^{\circ}\)
  • \(33^{\circ}\)

• Calcula el valor del arco \(\stackrel{\textstyle\frown}{\mathrm{DA}}\) si \(\measuredangle APD = 12^{\circ}\) y \(\stackrel{\textstyle\frown}{\mathrm{BC}} = 11^{\circ}\).

  
  • \(35^{\circ}\)
  • \(33^{\circ}\)
  • \(37^{\circ}\)
  • \(40^{\circ}\)