Instrucciones: Responde las siguientes preguntas.

• Determina el valor de $\measuredangle CDA$ y $\measuredangle DAB$ en la siguiente figura. Considera que $\overline{AB}||\overline{CD}$ y $\overline{AD}||\overline{BC}$.

  
  • $$\begin{array}{rcl}\measuredangle CDA& =& {55}^{\circ }\\ \measuredangle DAB& =& {153}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle CDA& =& {42}^{\circ }\\ \measuredangle DAB& =& {114}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle CDA& =& {48}^{\circ }\\ \measuredangle DAB& =& {132}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle CDA& =& {41}^{\circ }\\ \measuredangle DAB& =& {111}^{\circ }\end{array}$$

• Determina el valor de $\measuredangle CDA$ y $\measuredangle BCD$ en la siguiente figura. Considera que $\overline{AB}||\overline{CD}$ y $\overline{AD}||\overline{BC}$.

  
  • $$\begin{array}{rcl}\measuredangle CDA& =& {55}^{\circ }\\ \measuredangle BCD& =& {125}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle CDA& =& {45}^{\circ }\\ \measuredangle BCD& =& {135}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle CDA& =& {52}^{\circ }\\ \measuredangle BCD& =& {128}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle CDA& =& {61}^{\circ }\\ \measuredangle BCD& =& {119}^{\circ }\end{array}$$

• Determina el valor de $\measuredangle DAB$ y $\measuredangle CDA$ en la siguiente figura. Considera que $\overline{AB}||\overline{CD}$ y $\overline{AD}||\overline{BC}$.

  
  • $$\begin{array}{rcl}\measuredangle DAB& =& {102}^{\circ }\\ \measuredangle CDA& =& {51}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle DAB& =& {122}^{\circ }\\ \measuredangle CDA& =& {61}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle DAB& =& {120}^{\circ }\\ \measuredangle CDA& =& {60}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle DAB& =& {110}^{\circ }\\ \measuredangle CDA& =& {55}^{\circ }\end{array}$$

• Determina el valor de $\measuredangle BCD$, $\measuredangle DAB$ y $\measuredangle ABC$ en la siguiente figura. Considera que $\overline{AB}||\overline{CD}$ y $\overline{AD}||\overline{BC}$.

  
  • $$\begin{array}{rcl}\measuredangle BCD& =& {77}^{\circ }\\ \measuredangle DAB& =& {77}^{\circ }\\ \measuredangle ABC& =& {103}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle BCD& =& {33}^{\circ }\\ \measuredangle DAB& =& {33}^{\circ }\\ \measuredangle ABC& =& {147}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle BCD& =& {44}^{\circ }\\ \measuredangle DAB& =& {44}^{\circ }\\ \measuredangle ABC& =& {136}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle BCD& =& {55}^{\circ }\\ \measuredangle DAB& =& {55}^{\circ }\\ \measuredangle ABC& =& {125}^{\circ }\end{array}$$

• Determina el valor de $\measuredangle ABC$ y $\measuredangle DAB$ en la siguiente figura. Considera que $\overline{AB}||\overline{CD}$ y $\overline{AD}||\overline{BC}$.

  
  • $$\begin{array}{rcl}\measuredangle ABC& =& {11}^{\circ }\\ \measuredangle DAB& =& {149}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle ABC& =& {25}^{\circ }\\ \measuredangle DAB& =& {95}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle ABC& =& {39}^{\circ }\\ \measuredangle DAB& =& {141}^{\circ }\end{array}$$
  • $$\begin{array}{rcl}\measuredangle ABC& =& {53}^{\circ }\\ \measuredangle DAB& =& {187}^{\circ }\end{array}$$