Question

in the figure,if angle a+angle b+angle c+angled+angle e+angle f=k right angle,then k is​

Answer 1

Step-by-step explanation:

angA+angB+angC=180°

angD+angE+angF=180°

Adding both equations

A°+B°+C°+D°+E°+F°=360

THEREFORE K=4