Ejercicios de Calvache Triangulos

mA+mB+mD= 180°

D1+D2= 180°

50°+50°+mD= 180°

D2= 180°-80°

mD= 180°-100°

D2= 100°

mD= 80° mD+mH+mC= 180°

ABC= 180°

50°+90°+mC= 180°

A+B+C= 180°

mC= 180°-140°

A+80°+40°= 180°

mC= 40°

A= 180°-120° A= 60°

X= pi/2 + C/2 X= 180°/2 + 40°/2 X= 90° + 20° X= 110°